AI Safety Guidelines: 10 Essential Rules to Protect Data, Finances, and Reputation When Working with LLMs
A detailed analysis of emerging AI-related security risks highlights how large language models can autonomously execute attack chains, fall victim to prompt injection, and cause cascading errors in complex workflows. The article examines real-world incidents such as the Anthropic vending machine pricing failure, the Meta Instagram account takeover via overly helpful AI support, and Copilot Studio data leaks through prompt injection. It emphasizes that while attack methods themselves are not revolutionary, AI agents can now scale them at machine speed with autonomous decision-making and recovery capabilities. The piece provides ten concrete safety rules covering financial controls, fact verification, data confidentiality, context pollution prevention, and access limitation. It also stresses that ultimate responsibility always remains with the human operator, not the AI system.
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OpenAI Releases GPT-6.1 Terra: Cost-Effective Model Focused on Computer Control, Image Analysis and Practical Automation
OpenAI has launched GPT-6.1 Terra, a new model positioned between its high-end GPT-6 Astra and more affordable options in the GPT-6 family. The model emphasizes real-world computer interaction, visual understanding of documents and interfaces, and reduced error rates rather than raw reasoning benchmarks. It supports a 1.05 million token context window, image inputs, and tool use through the Responses API while cutting input token prices by half compared with its predecessor. Published benchmarks show substantial gains on Terminal-Bench 4.0, OSWorld 2.1 and Agents' Last Exam, with error rates dropping sharply at both low and maximum reasoning levels. OpenAI stresses that the model still requires human oversight for high-stakes actions and does not directly process audio or video. The release targets developers and enterprises seeking reliable automation of repetitive multi-step tasks at lower cost than flagship models.
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Apple Releases iOS 27.2 and iPadOS 27.2, Patching 163 Vulnerabilities Including Exploited Flaws in Older Versions
Apple has issued security updates for iOS and iPadOS, addressing a wide range of vulnerabilities across current and legacy operating systems. The iOS 27.2 and iPadOS 27.2 releases fix 163 CVEs affecting WebKit, the kernel, and image processing components. Older branches received targeted patches, with iOS 26.7.2 resolving 134 issues and iOS 18.7.11 addressing three vulnerabilities that include an actively exploited flaw. Specific fixes cover remote code execution risks in WebKit and ImageIO, plus sandbox bypasses. The updates were published on October 26, 2026, and apply to both iPhone and iPad devices. Apple also published detailed security content advisories for each branch.
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CISA Adds PHP2Shell Flaws CVE-2026-109618 and CVE-2026-109619 to KEV Catalog After Confirmed Exploitation
The U.S. Cybersecurity and Infrastructure Security Agency has confirmed active exploitation of two remotely exploitable vulnerabilities in PHP collectively known as PHP2Shell. CVE-2026-109618 stems from improper handling during memory exhaustion, while CVE-2026-109619 involves use-after-free issues in internal state management. Both flaws allow unauthenticated remote code execution and pose elevated risk to any PHP environment processing external requests such as web servers. PHP development teams released patches on October 21 for supported branches including PHP 8.5.12, 8.4.27, 8.3.36 and 8.2.35, along with source-level fixes for end-of-life versions 7.4, 8.0 and 8.1. CISA has set a three-day remediation deadline of October 29 for U.S. federal agencies and requires verification that systems have not been compromised.
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Security Week 2644: Active Exploitation of PHP2Shell Vulnerabilities Confirmed
PHP developers released patches for two critical vulnerabilities collectively known as PHP2Shell on October 20, affecting PHP 8.2 through 8.5 as well as older branches. The flaws allow unauthenticated remote code execution on affected servers, which power approximately 70 percent of websites. Despite expectations of immediate exploitation, confirmed attacks with working exploits only began on October 25. CrowdStrike noted technical difficulties in weaponizing the issues in real-world environments. Only one-fifth of top Russian websites had applied the fixes by October 25. Additional incidents included compromised eMudhra certificates, a critical GitLab flaw, and a 16-year-old Broadcom router vulnerability.
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Positive Technologies Offers Up to 500,000 Rubles for Bypassing PT Application Firewall
Positive Technologies has expanded its Standoff Bug Bounty program to include rewards for bypassing its web application firewalls. Researchers can earn between 150,000 and 500,000 rubles for demonstrating practical bypasses against PT Application Firewall PRO and PT Application Firewall Cloud. The program targets the core protective mechanisms, including traffic filtering, attack detection rules, and the management layer used by administrators. Submissions must include reproducible attack scenarios that show how malicious requests can pass through undetected, rather than relying on scanner reports or theoretical findings. Reward amounts vary by severity and confirmed business impact, with critical issues in the PRO version paying up to 500,000 rubles. The company plans to use validated findings to strengthen detection rules and improve overall product resilience.
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Tailscale SSH Vulnerability Allows Root Access via Unix Socket Redirection
A researcher identified flaws in Tailscale that let an attacker with existing SSH access on one node escalate to root privileges and move laterally across the network. Erica Windisch of Cyberdione Labs demonstrated the issues in lab conditions against Tailscale 1.104.2 and Headscale 0.29.5. The core problem stems from privileged operations performed by the tailscaled process when handling Unix socket redirection, granting an ordinary SSH session access to root-only resources. The researcher used the technique to interact with Docker and run elevated commands, and showed that broad access policies allow automated lateral movement in under a second. Additional issues include denial-of-service conditions and bypasses of certain restrictions. Recommendations include reviewing SSH policies and disabling unnecessary socket redirection, noting that Headscale 0.29.5 lacks an independent way to turn the feature off.
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Yandex Black October: How Architectural Flaws and Capacity Mismanagement Turned Data Center Losses Into a 11-Day Fintech Coma
In October 2026 three Yandex data centers in Central Russia were physically destroyed within days, triggering the collapse of Yandex Cloud and multiple core services. Between the first and third site failures engineers had 74 hours to restore quorum and rebalance workloads yet failed to do so because Control Plane components remained tied to the lost zone and spare capacity had been eliminated to cut costs. Core banking and BNPL systems entered Read-Only mode after losing quorum, forcing a complete stop-the-world reconciliation that lasted until 22 October. Backups stored inside the same regional S3 buckets proved unusable, resulting in a seven-day RPO and primary-key collisions after restoration. The incident exposed that Metro-Cluster designs had been incorrectly treated as full Disaster Recovery and that aggressive AP microservice patterns created logical split-brain conditions outside the database layer.
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TenetBench Benchmark Tests LLMs for Compliance with Professional Ethical Codes
Researchers from the Institute of Information Security Issues at ISP RAS and the Institute of Cybersecurity and Information Protection at RANEPA have developed TenetBench, a benchmark designed to evaluate how well large language models adhere to specific norms in professional codes of ethics. The benchmark generates realistic work-related prompts that may conflict with rules from documents such as the Code of Professional Ethics for Advocates or journalistic standards on undisclosed advertising. Each test case pairs a conflicting request with a neutral counterpart to measure whether models refuse, warn, or still provide prohibited content. Evaluation separates task completion, norm violation detection, and presence of explicit refusals using an LLM-as-a-Judge approach validated against human annotators. The full dataset contains 3,433 prompt pairs derived from 15 professional codes, with a public subset of 2,235 pairs from 10 documents. Human validation confirmed 99.5% of generated examples as fully plausible work scenarios.
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Critical CVE-2026-111497 Out-of-Bounds Write Flaw in Google Brotli Decoder Impacts Broad Range of Environments
A severe vulnerability has been identified in the Google-developed Brotli decoder used for decompressing data in web communications and other applications. The flaw, tracked as CVE-2026-111497, allows out-of-bounds writes when processing specially crafted compressed data, potentially enabling arbitrary code execution, information disclosure, or denial of service. It carries a CVSS v4.0 base score of 9.2 and is rated Critical. Google has released patched versions 1.2.1, 1.1.1, and 1.0.10 of the library. Node.js incorporated the fix in its updates, while Microsoft issued an out-of-band patch for .NET on October 25, 2026, to address the issue. The vulnerability affects any environment relying on the Brotli C implementation for data decompression.
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Solar to Showcase Solar AI Firewall for Business Protection Against AI Risks at SOC Forum 2026
GK Solar will present its new Solar AI Firewall solution at SOC Forum 2026 to help organizations control interactions with AI services and prevent confidential data leaks through employee prompts. The product addresses growing risks from staff sending corporate data to neural networks and AI agents gaining access to internal systems. The forum takes place on 27-28 October in Moscow's Lomonosov cluster, with the official launch of Solar AI Firewall scheduled during the event. Solar will also highlight practical risks of AI adoption, including data transmission to external services, use of public models by employees, and new attack surfaces in corporate infrastructure. The solution will be demonstrated as part of an integrated ecosystem for access, network, and data protection. In addition, the company plans to introduce JSOC ONE, a new line of Solar JSOC services tailored for mid-sized businesses that require 24/7 monitoring without building their own SOC.
Astra Group Releases Low-Code Astra AI Platform for Building Corporate AI Agents in Closed Environments
Astra Group has launched the Astra AI Platform, a low-code constructor designed for creating corporate AI applications that operate entirely within closed circuits without reliance on foreign clouds. The platform targets small and medium businesses as well as large corporations, enabling rapid deployment of AI secretaries, technical support assistants, and other agents in days rather than months. It forms part of the broader Astra AI ecosystem and includes two main constructors: one for machine learning model training and deployment, and another for LLM-based language assistants, document search, and process automation. Users can assemble scenarios from visual blocks, debug them in real time, or extend functionality with custom Python code when needed. The solution supports RAG-based knowledge bases, integration with external tools such as CRM and ERP systems, and the coordination of multiple agents for distributed task handling. One demonstrated use case involves processing ten pages of engineering drawings and specifications in five minutes to prepare data for downstream systems. The product is already listed in the Russian domestic software registry and available to customers.
Passwordless Kubernetes Image Pulling with Artifact Keeper via ServiceAccount Tokens
Kubernetes 1.34 and later enables kubelet to forward a pod's ServiceAccount token to an external image credential provider plugin, allowing the plugin to exchange it for short-lived read-only credentials from a compatible registry. Artifact Keeper, an open-source Rust-based OCI and package registry, implements an OIDC provider that validates these tokens and issues temporary credentials without requiring imagePullSecrets in manifests. The approach follows zero-trust principles by eliminating long-lived secrets that can leak across namespaces or clusters. A custom credential provider binary handles the token exchange, enforces audience restrictions, and redacts sensitive data from logs. The solution requires specific ClusterRole permissions for nodes, kubelet flags, and registry-side OIDC mappings that bind Kubernetes namespaces to read-only groups. Testing on kind 1.34.3 confirmed successful pulls for authorized ServiceAccounts and clear 401 errors for unauthorized ones when imagePullPolicy is set to Always.
Multi-Tenancy Isolation in VictoriaMetrics, VictoriaLogs and Grafana: Building Client Separation in a Shared Stack
Voltir runs a single shared monitoring stack consisting of VictoriaMetrics, VictoriaLogs, Grafana and vmalert for all customers instead of deploying separate instances per tenant. Isolation relies on numeric account IDs enforced at every layer: nginx validates tokens against the platform API before proxying writes, Grafana data sources hard-code tenant accounts, and vmalert rules receive automatic account filters. The team discovered that a single malformed rule or template could break alerting for every tenant because vmalert loads the entire rules directory at once. They also found that Grafana automatically created personal organizations granting Org Admin rights, accumulating hundreds of orphaned organizations and users that consumed disk space and resources. A dedicated cleanup module plus hourly reconciliation now removes rules, organizations, series and users when a tenant is deleted, while isolation tests verify both data and API objects across tenants.
The Real Costs of Using Claude and GPT for Russian Businesses Exposed
Accessing generative AI models like Claude and GPT has become straightforward for Russian companies, yet calculating their true expenses remains complex. Hidden factors such as intermediary commissions, currency conversion rates, taxes, and the often-overlooked costs of model reasoning tokens can double or triple initial estimates. Founder Vitaly Nagay of the Heli service analyzed these financial and organizational risks for Russian firms relying on foreign AI providers. In one example, a support department processing 20,000 monthly queries sees costs rise from $240 to $480 when reasoning tokens are included. Nagay recommends evaluating providers by dividing actual ruble charges by the model's official dollar pricing to reveal hidden markups. Additional concerns involve data control, document compliance, and access history when employees use personal subscriptions. Companies are advised to verify billing details, data storage policies, and issue dedicated API keys with spending limits before procurement.
uCreator Spyware Infiltrates Modified Telegram, WeChat and GCash Builds on Android
Security researcher Ovi has published a detailed analysis of uCreator, also known as YingGai, a commercial Android spyware platform designed for surveillance and remote app control. The malware intercepts messages, verification codes and account data directly inside legitimate applications without requiring root privileges. Infection vectors include tampered Telegram, WeChat and GCash APKs distributed through unofficial sources, as well as the Onion Box container that launches the target app inside a controlled environment. Once active, uCreator hooks into the host process, reads Telegram’s local message database through client interfaces, captures two-factor authentication passwords and hides its own session from the user. The operation is supported by cloud-based command panels and exposed GitLab repositories that revealed server-side code and development history. Compatibility problems have been noted on Android 17, and the total number of victims remains unknown.
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Microsoft Issues Out-of-Band .NET Security Updates Fixing Brotli Buffer Overflow and Other Flaws
Microsoft has released out-of-band security updates for .NET 10, .NET 9, and .NET 8 to address multiple vulnerabilities. The patches cover two newly identified issues and complete remediation for two additional flaws that received incomplete fixes during the October 13 monthly update cycle. One critical vulnerability, CVE-2026-111497, affects the Brotli compression library and can lead to information disclosure, denial of service, or privilege escalation when processing crafted compressed data. A second issue, CVE-2026-114148, enables local privilege escalation in Linux distribution packages for ASP.NET Core due to improper ownership handling. Microsoft also reissued fixes for remote code execution vulnerabilities CVE-2026-70197 and CVE-2026-102870. Organizations are advised to apply the updates immediately, including rebuilding and redistributing applications in container or embedded environments.
Top Cybersecurity Articles October 18-24 2026: GitLab, nginx, PHP and Node.js Flaws Dominate
Security NEXT published its weekly ranking of the ten most-read articles between October 18 and October 24 2026. The list is led by a critical GitLab vulnerability that also received back-port fixes for older branches. Multiple high-severity issues in the nginx web server, including three rated critical, took second place. PHP disclosed several serious flaws with an update scheduled for October 21, while Node.js prepared a security release for the same date. Additional entries covered actively exploited Fortinet and BeyondTrust vulnerabilities, Chrome 156 fixes for 353 issues, and U.S. government guidance urging immediate patching of PHP flaws or taking systems offline.
Critical SQL Injection Flaw in Arista VCO Already Exploited in Attacks
Arista Networks disclosed a critical SQL injection vulnerability in its VeloCloud Orchestrator product used for SD-WAN network management. The flaw, tracked as CVE-2026-114625, carries a CVSS v4.0 base score of 9.4 and a CVSS v3.1 score of 9.9, placing it in the highest severity category. Exploitation requires network access to the management interface and an authenticated session with Enterprise Read Only privileges or higher, after which attackers can escalate rights to reach internal management functions and compromise managed systems and data. The vendor has already observed active exploitation of the issue in the wild. Patches are available in versions 6.4.2.12, 6.1.3.10, and 5.2.3.18, and customers are urged to apply the updates immediately.
Malicious Code Injected into LiteLLM Open Source AI Package via Supply Chain Attack
The open-source generative AI tool LiteLLM had malicious code inserted into its official distribution packages, enabling credential theft and remote code execution. The compromise affected version 1.107.0 released on October 21, 2026, and was delivered through legitimate channels in a classic software supply chain attack. Seven malicious wheel files were uploaded to PyPI, while official container images on Docker Hub and GitHub Container Registry were also tainted. Security firm JFrog discovered that the malware steals a wide range of secrets including cloud credentials, SSH private keys, browser-stored passwords, development tokens, and AI service API keys from LiteLLM's database. The code also supports execution of externally fetched payloads and abuses Python's startup mechanisms to run even when the application itself is not loaded. This marks the second supply chain incident involving the project in 2026, following a separate event in March.
Node.js Addresses 10 Vulnerabilities Including High-Severity RCE Risk in Brotli Decompression
The Node.js development team disclosed ten vulnerabilities across multiple versions of the JavaScript runtime on October 21, 2026. Four of the issues received a High severity rating, with one carrying a remote code execution risk through improper handling of Brotli-compressed data. The flaw tracked as CVE-2026-111497 affects Node.js 26.x, 24.x, and 22.x branches and stems from out-of-bounds memory writes during decompression. Additional High-severity problems involve DNS name resolution truncation when NUL characters are present and hostname verification bypasses in TLS certificate validation. The project also resolved three Medium and three Low severity issues related to certificate validation, snapshot entropy reuse, and file-access permission checks. Updated releases Node.js 26.12.1, 24.22.1, and 22.23.4 incorporate fixes for both the core issues and vulnerabilities in bundled components such as c-ares, OpenSSL, SQLite, and Undici. Users of unsupported older branches are advised to migrate to currently maintained versions.
HPE Discloses 72 Vulnerabilities in AOS-10 and AOS-8 Wireless LAN Operating Systems, 33 Rated Critical
Hewlett Packard Enterprise has published a security advisory detailing 72 vulnerabilities affecting its wireless LAN operating systems AOS-10 and AOS-8. The flaws impact mobility controllers, gateways, access points, and virtual machines running these platforms. Thirty-three of the issues received the highest severity rating of Critical, with eight vulnerabilities scoring the maximum CVSSv3.1 base score of 10.0. Specific examples include a buffer overflow tracked as CVE-2026-79847 in AOS-10, plus command injection and SQL injection flaws in AOS-8 that allow unauthenticated remote code execution. No exploitation of these vulnerabilities has been observed at the time of disclosure. The advisory was released on October 22, 2026, and organizations are urged to apply available patches promptly.
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Critical Code Injection Flaw in Okta Access Gateway Allows Authenticated Command Execution
Okta disclosed CVE-2026-115547, a critical code injection vulnerability in the administrative console of Okta Access Gateway. An authenticated administrator can execute arbitrary commands on the underlying system using the privileges of the gateway service account. The flaw received a CVSS 3.1 score of 9.1 and stems from insufficient input validation when processing configuration values in a specific format. Affected appliances running versions prior to 2026.10.2 must be updated, as no workaround is provided. The same disclosure day also included CVE-2026-115546 for authentication source verification and two PHP execution issues (CVE-2026-109618, CVE-2026-109619) previously seen in Palo Alto PAN-OS. Exploitation requires administrative console access and no in-the-wild attacks have been reported.
k0t Operators Breach Corporate Firewalls and VPNs Exposing Over 70,000 Credentials
Group-IB and NyxLab detailed a campaign by the operator k0t targeting exposed firewalls and VPN portals. The operation collected more than 70,000 credentials from network devices and LDAP directory extractions across 84 compromised appliances. Initial access relied on CVE-2025-64446 directory traversal in FortiWeb, CVE-2026-0257 authentication bypass in Palo Alto GlobalProtect, and password brute-forcing against FortiGate devices. Attackers then leveraged CVE-2019-6693 to decrypt FortiOS configuration secrets and chained the noPac technique to reach domain administrator privileges. Persistence was achieved through MeshCentral, AdaptixC2, Atera, AnyDesk, and ngrok, while Rclone handled data exfiltration to cloud storage. Victims appeared on the Qilin and The Gentlemen leak sites, suggesting the operators likely act as initial-access brokers rather than direct ransomware affiliates.
Atlassian October Security Bulletin Flags 176 Third-Party Library Vulnerabilities Across Jira, Confluence and Bitbucket
Atlassian released its October security bulletin detailing 176 vulnerability entries distributed across seven products including Jira, Confluence, Bamboo, Bitbucket, Crowd, Fisheye and Crucible. Of these, 162 entries carry high severity and 14 are rated critical, though the total does not represent 176 unique flaws because the same identifiers recur when multiple products share the same third-party library. All critical issues originate in external components rather than Atlassian code, with the most severe being CVE-2026-65637 in the Coyote component of Apache Tomcat used by Confluence, which allows interception of server-client connections. Affected versions and corresponding fixes were published for Confluence Data Center, Bamboo, Bitbucket Data Center, Jira Software and Jira Service Management, with the company stressing that administrators must compare exact build numbers against the full corrected-version table. No exploitation of the listed issues had been reported as of 22 October, and Atlassian classifies the inherited exposure from third-party libraries as lower priority, issuing separate critical alerts only for immediate-risk cases.
Hirudo Android Banking Trojan Uninstalls Legitimate Bank Apps and Installs Attacker-Controlled Fakes
Researchers at ThreatFabric have detailed Hirudo, a sophisticated Android banking trojan that also serves as a remote access tool and replaces genuine bank applications with attacker-controlled copies. The malware spreads through decoy apps themed around shopping, adult video, and short series, including Shopora, 1V1 X, ZoyaTV, and KoiShort. Once installed, it uses accessibility services to detect target banking apps, verify their signatures, display a fake update prompt, and force uninstallation of the real application before installing a malicious replica signed with a publicly known test key. The trojan employs components from the open-source YAHFA and Dobby projects to intercept signature checks, hide accessibility services, bypass screenshot restrictions, and forward Play Integrity attestations to the attacker’s server. Eight ready-made replicas target seven Indonesian banks, while credential theft focuses on users in China, India, Mexico, Morocco, and Thailand. Server logs collected in August 2026 contained thousands of credentials, device data, and financial profiles, with the attestation key set confirmed as publicly leaked and partially revoked by Google.
Critical GitLab Flaw CVE-2026-110264 Allows Unauthenticated Remote Code Execution
GitLab has released patches for a maximum-severity vulnerability that permits unauthenticated remote code execution on self-managed installations. The flaw, tracked as CVE-2026-110264 with a CVSS score of 10.0, stems from an integer overflow during regular expression compilation. It affects every version starting from 7.0 released in 2014 and impacts both Community and Enterprise editions. The issue was reported through the company's HackerOne bug bounty program and has no available workaround. Patches are available in multiple recent releases, though earlier critical updates from October 12 do not cover this vulnerability. No exploitation has been observed as of October 22, and the flaw is not yet listed in the NVD or CISA's exploited vulnerabilities catalog.
Node.js Issues Security Updates Patching Ten Vulnerabilities Including High-Severity TLS Name Verification Bypasses
The Node.js project released security updates on October 21 for release lines 26, 24, and 22, addressing ten vulnerabilities with four rated high severity. The most critical issue, CVE-2026-111497, resides in the Brotli decoder and involves an out-of-bounds write that could enable remote code execution across all three supported lines. Two additional high-severity flaws affect TLS name verification: CVE-2026-105483 bypasses checks when addresses contain full-width digits, while CVE-2026-106069 fails on imprecise IP address resolution, potentially allowing a certificate to be accepted for an unintended destination. A fourth high-severity vulnerability, CVE-2026-105482, causes the dns.resolve function to truncate names containing null characters, creating inconsistencies between queried and resolved names. Medium-severity issues include out-of-order processing in HTTP socket keep-alive, improper certificate validation for non-standard IPv4 addresses, and repeated cryptographic random values in snapshot initialization and single-executable applications affecting crypto.randomUUID and crypto.randomInt. The updates also refresh c-ares, CA certificates, Undici, OpenSSL, and SQLite, with recommendations to test HTTPS outbound connections, DNS handling, Brotli-compressed content, and permission-restricted workloads.
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GitLab Discloses 12-Year-Old CVSS 10.0 Vulnerability Enabling Unauthenticated Remote Code Execution
GitLab has published a critical security advisory for CVE-2026-110264, a CVSS 10.0 flaw that permits unauthenticated remote code execution on both Community and Enterprise self-hosted instances. The vulnerability has existed in the codebase since 2014 and affects every version up to the latest release prior to the October 2026 patch. Exploitation requires no credentials or special conditions, allowing attackers to run arbitrary commands, exfiltrate source code, deploy backdoors, or move laterally. The issue remained undetected through multiple code iterations, security audits, and version updates due to its hidden trigger conditions within the large, complex application. Organizations are urged to immediately verify their version, review access logs for anomalies, and apply the official fix, while temporary mitigations include network restrictions and enhanced monitoring.
Google Brotli Decoder Vulnerability CVE-2026-111497 Enables Remote Code Execution in Node.js, Python, Bun and Envoy
A critical out-of-bounds write flaw in Google's Brotli decoder (CVE-2026-111497) affects multiple widely used platforms including Node.js, Python, Bun and Envoy. Imperva researchers demonstrated reliable remote code execution on official Node.js 24.22.0 builds for Linux arm64, naming the exploit Node2Shell. The vulnerability allows crafted Brotli-compressed data to corrupt memory, leading to crashes, information leaks or arbitrary code execution. Affected versions include Node.js releases below 22.23.4, 24.22.1 and 26.12.1, plus all versions of the Python brotli and brotlicffi packages. Patches have been issued for Node.js, while other projects await updates; no in-the-wild exploitation has been observed yet. The incident highlights recurring supply-chain risks where a single foundational library impacts thousands of downstream applications.
Russian Ransomware Groups INC and The Gentlemen Deploy AI-Driven Phantom Framework for Fully Automated Attacks
SOCRadar researchers have disclosed the Phantom framework, an AI-powered autonomous ransomware attack platform operated by members linked to the INC and The Gentlemen groups. The system uses commercial large language models routed through OpenRouter to scan 7,158 edge devices, steal 535 administrator accounts, and compromise 4,140 endpoints. AI agents autonomously generate custom encryption binaries, craft personalized ransom demands based on stolen financial data, and write kernel drivers to disable EDR solutions before encryption. The framework runs on 32 custom MCP servers that give the AI direct access to scanning, credential abuse, financial analysis, and anti-detection tooling. Human operators only supply target prompts and approve final actions while the AI executes the entire kill chain. Phantom Agent v3.1 implants masquerade as Windows Update components and communicate over encrypted channels with randomized polling intervals. The discovery reveals a mature Ransomware-as-a-Service model that lowers the barrier for other criminal groups to conduct large-scale AI-automated extortion.
AI Agents Using Claude and Grok Fully Automate Attacks on 400 Latin American Financial Institutions
A Straiker investigation has revealed that the CyberCartel hacking group built an AI agent network driven by multiple large language models to conduct fully automated attacks against more than 400 Latin American banks and payment applications. The system incorporates models from Anthropic and xAI, with CrowdStrike confirming additional use of DeepSeek. The AI agents independently perform reconnaissance across hundreds of targets, steal credentials through adaptive techniques, take over accounts while mimicking human behavior to evade detection, and monetize stolen data with minimal human intervention. This development marks a sharp drop in attack costs, allowing scalable operations that were previously impractical due to high manual effort. Defenders are advised to deploy dynamic behavioral baselines, enforce zero-trust architectures, strengthen multi-factor authentication and transaction monitoring, and incorporate AI adversary simulations into red-team exercises. The report is described as one of the first detailed public records of such end-to-end AI-driven financial attacks.
Check Point Discloses Two High-Impact Vulnerabilities in LiteLLM AI Gateway Allowing Low-Privilege Users to Steal API Keys
Check Point Research has disclosed two vulnerabilities, CVE-2026-35029 and CVE-2026-59823, in the LiteLLM AI gateway that affect all versions prior to 1.83.9. The flaws enable low-privilege authenticated users to modify gateway configurations, read server files, redirect traffic, and perform SSRF attacks to access internal resources. LiteLLM serves as a unified proxy for over 140 AI providers including OpenAI, Anthropic, and Azure OpenAI, managing API keys, routing, and usage monitoring for enterprises worldwide. The configuration update endpoint lacks role-based access controls, allowing any authenticated user to alter settings and potentially achieve remote code execution. Combined with the SSRF vulnerability, attackers can pivot from low-privilege accounts to compromise internal networks and exfiltrate stored credentials. The project has exceeded 61,000 GitHub stars and recorded over 90 million monthly downloads, making the issues particularly widespread due to its embedding in numerous internal AI platforms. Organizations are advised to upgrade immediately, audit access to management endpoints, rotate all API keys, and scan for hidden LiteLLM instances in requirements files and dependencies.
CyberXero Deploys 51 AI Agents to Scan 4708 Targets and Implant 32 WebShells in 61 Seconds
Russian-speaking initial access broker CyberXero integrated Anthropic's Claude Code and the open-source PentAGI autonomous penetration agent into its attack pipeline, creating a cluster of 51 specialized AI agents. The group ran two parallel operations: one automated campaign targeting vulnerable WordPress and e-commerce sites worldwide using known exploits including CVE-2026-63030, CVE-2026-60137 and CVE-2026-4815, and a second, more targeted campaign against Ukrainian energy and critical infrastructure. In one recorded execution the AI cluster scanned 4708 public-facing hosts, compromised 429 WordPress administrative panels and dropped 32 WebShells within a 61-second window. Attackers bypassed model safety guardrails by resetting sessions and reframing requests as authorized penetration tests of their own infrastructure. The operation relied on an eight-node architecture that included a Linux workstation, configuration server, payload staging server and public Redis instances, two of which belonged to Chinese organizations. SOCRadar warns that session-level controls alone are insufficient and recommends enforcing system-level boundaries, minimal privileges and strict egress filtering for any AI agents.
From Spanish sources
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Node.js Issues Security Releases for 26.x, 24.x and 22.x Fixing High-Severity TLS and Brotli Flaws
Node.js published security updates on October 21, 2026 for the 26.x, 24.x and 22.x release lines. The patches address multiple high-severity vulnerabilities affecting TLS hostname validation and the Brotli decoder, along with updates to critical dependencies including OpenSSL and Undici. Several CVEs cover bypasses in certificate hostname checks when IP addresses use full-width digits or when hosts resolve loosely to IP addresses. A particularly serious out-of-bounds write in the Brotli decoder (CVE-2026-111497) could enable remote code execution on services processing compressed responses. Additional fixes resolve keep-alive socket timing issues, DNS resolution truncation with NUL characters, and entropy caching problems in crypto.randomUUID and randomInt functions. The releases also update c-ares, Undici, OpenSSL, SQLite and ca-cert bundles following the eMudhra intermediate CA compromise.
Node.js Fixes High-Severity Brotli Decoder Flaw Leading to Remote Code Execution
A high-severity vulnerability in the bundled Brotli decoder of Node.js allows out-of-bounds writes when processing attacker-controlled compressed data, potentially resulting in remote code execution. The flaw, tracked as CVE-2026-111497, affects all supported branches including 22.x, 24.x, and 26.x prior to the October 21, 2026 security release. Patched versions 22.23.4, 24.22.1, and 26.12.1 address the memory corruption issue that arises during Brotli decompression in services accepting third-party content. The same update resolves additional high-severity problems, notably hostname validation weaknesses in TLS. Organizations using unsupported branches such as 18.x, 20.x, 23.x, and 25.x must migrate to maintained releases, while those linking against system Brotli libraries should verify inclusion of upstream commit 0ed4268. Security teams are advised to audit all environments, including containers and CI pipelines, that process Brotli-encoded data.
PHP Issues Emergency Patches for Critical PHP2Shell RCE Flaws as Exploit Attempts Emerge
PHP has released urgent patches for two critical vulnerabilities collectively known as PHP2Shell that enable unauthenticated remote code execution on affected servers. The flaws, tracked as CVE-2026-109618 and CVE-2026-109619, score 9.2 on CVSS v4.0 and have already seen active exploitation attempts with malicious payloads adjusted to bypass WAF rules. The issues affect multiple PHP deployment methods including Apache with mod_php, PHP-FPM, php-cgi, FrankenPHP, and LiteSpeed, and do not require complex application code to be exploitable. CVE-2026-109618 involves a memory corruption chain leading to code execution under the web process privileges, while CVE-2026-109619 stems from an obsolete global state issue causing use-after-free conditions that can result in memory disclosure and code execution. Patched versions include PHP 8.5.12, 8.4.27, 8.3.36, and 8.2.35, with administrators advised to restart all persistent workers after updating. Temporary mitigations such as setting memory_limit to -1 and disabling session.upload_progress.enabled are available for environments that cannot patch immediately.
Cyberattack Exploits Exposed Danfoss Refrigeration Controllers Across French Supermarkets
A remote cyberattack targeted Danfoss AK-SM 8xxA Series controllers in French supermarkets, allowing attackers to manipulate refrigeration parameters and trigger defrost cycles that raised temperatures and spoiled food stock. The incident impacted an estimated 250 to 350 stores belonging to major chains including Intermarché, Carrefour Market, Leclerc, and others. Paris prosecutors have opened a large-scale investigation into the attack and associated damages, including potential fires. The root cause traces to outdated software on internet-exposed OT management interfaces, with multiple CVEs enabling authentication bypass and remote code execution. Thousands of similar Danfoss systems remain publicly accessible worldwide, highlighting persistent OT exposure risks. Immediate remediation steps include closing web consoles, enforcing VPN access, and applying updates to versions 4.2 and 4.3.1 or later.
Attackers Exploit Critical Atlassian Data Center Flaw CVE-2026-21589 Hours After PoC Release
Exploitation attempts against CVE-2026-21589 began almost immediately after technical details and a Nuclei template were published. The vulnerability allows unauthenticated arbitrary file read in multiple Atlassian Data Center products and carries a CVSS v4.0 score of 9.3. In environments integrated with Crowd, attackers who obtain crowd.properties can extract plaintext credentials and escalate to administrator privileges via the Crowd API. The flaw stems from improper handling of double-colon sequences in a shared web resource library, enabling path traversal against plugin resource endpoints. Affected products include Bitbucket Data Center, Confluence Data Center, Jira Software Data Center, Jira Service Management Data Center, Bamboo Data Center, Crowd Data Center, Crucible, and Fisheye. Atlassian urges immediate patching outside normal cycles and recommends WAF rules or Tomcat RewriteValve configurations to block traversal patterns. Organizations should also review access logs for double-decoded URLs containing .., /, \, or :: sequences.
LibreOffice and Apache OpenOffice Flaws Enable Remote Code Execution via Malicious Spreadsheets Without Macro Warnings
Two vulnerabilities, CVE-2026-63277 in LibreOffice Calc and CVE-2026-59265 in Apache OpenOffice, allow attackers to execute arbitrary code simply by tricking users into opening specially crafted spreadsheet files. The flaws exploit Java integration and class path handling, bypassing traditional macro security prompts entirely. LibreOffice has already released fixes in versions 26.2.5 and 26.8.0 that restrict class path entries to local file URLs only. Apache OpenOffice 4.1.16 and earlier remain vulnerable, with the stable patch expected in 4.1.17; interim mitigation requires disabling Java integration. The issues highlight risks in office suites that process untrusted documents containing external data connections or JDBC references. Organizations are advised to enforce least-privilege execution and avoid opening files from unknown sources until patches are applied.