Topic
Claude Code
Hunt.io Exposes Suspected Chinese Cyber Espionage Operation Using Agentic LLMs Claude Code and DeepSeek
AI Security
Cybercriminals Hide Malware in Fake Claude Code Installation Command Targeting macOS Developers
Malware & BotnetsAI Coding Tools Under Fire: Grok Build Uploads Entire Git Histories, Claude Code Suspected of Silent Transfers
AI SecurityAnthropic Launches Claude Security Plugin to Let Claude Review Its Own Code in Terminal Workflow
Anthropic has released the Claude Security plugin in beta, embedding it directly into the Claude Code terminal workflow so developers can scan uncommitted changes or run full repository scans without switching tools. The plugin uses a multi-agent system that reads code, maps architecture, identifies potential threats, and verifies findings to reduce false positives before suggesting style-matched patches. Unlike traditional rule-based scanners, it focuses on cross-file logic issues, memory corruption, injection flaws, authentication bypasses, and complex business logic errors by analyzing Git history and data flows. Early users praise the verification step that builds trust, though Anthropic provides no public false-positive or false-negative statistics yet. The tool deliberately avoids automatic commits, requiring human review for every fix, and integrates with Slack, Jira, CSV, and Markdown exports for existing security workflows. Costs can rise with large scans due to token usage, making incremental or directory-limited scans more practical for teams. Overall, the release represents an effort to add researcher-level AI analysis into daily development cycles as a supplement rather than a replacement for SAST, DAST, or human security teams.
Grok Build AI Coding Assistant Secretly Uploaded Entire User Repositories Including Git History and Secrets to Google Cloud
Grok Build, the command-line coding tool developed by Elon Musk’s xAI, was found transmitting complete Git repositories — including full commit history and previously deleted sensitive files — to Google Cloud storage even when users issued minimal commands such as “OK”. Security researcher Cereblab discovered that the tool ignored explicit instructions not to access files and packaged entire codebases regardless of the task. The behavior contrasted sharply with competing assistants like Claude Code, Gemini, and Codex, which transmit only the minimal files required. After public disclosure, xAI enabled a server-side disable_codebase_upload flag and promised to delete all previously collected data, while also open-sourcing the tool and disabling data retention by default from July 12. Cereblab criticized the lack of secure defaults, noting that users had to manually run a /privacy command that did not actually stop the uploads. The incident raises ongoing concerns about whether xAI has truly erased the large volumes of source code, SSH keys, password-manager databases, and other secrets that were collected without explicit consent.
Ghostcommit Attack: Malicious Prompts Hidden in PNG Images Hijack AI Coding Agents to Steal .env Secrets
A novel supply-chain attack called Ghostcommit allows attackers to embed prompt-injection instructions inside PNG images, bypassing AI-powered code review tools and tricking coding agents into leaking sensitive .env configuration files and API keys. Researchers from the ASSET Research Group demonstrated that direct plaintext instructions are immediately flagged by tools such as Cursor and CodeRabbit, but splitting the payload across an AGENTS.md file and a seemingly innocuous image evades detection. The attack remains dormant until a developer later asks the agent to perform normal development tasks, at which point the agent reads the image, extracts the .env contents byte-by-byte, and outputs them as a long tuple of ASCII numbers. Testing across 11 tool-model combinations revealed that success depends primarily on the runtime framework rather than the underlying LLM, with Cursor and Antigravity leaking secrets while Claude Code successfully blocked the attack in most cases. The team also released an open-source multimodal defense prototype based on Gemma 4 that runs on a single 4 GB GPU and achieved near-perfect detection rates on both known and unknown attack samples.