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Claude Code security vulnerabilities and data leakage
18 items●3 sources●updated 25d ago●trend 0
Claude Code has faced multiple security vulnerabilities and data leakage issues in July 2026, including session cache leakage between accounts, tracking code embedded in the tool, and accidental file deletion incidents. Major companies including Alibaba and China's government have flagged concerns about backdoors and unauthorized data access, while Anthropic has responded by lowering weekly usage limits.
- Alibaba classified Claude Code as high-risk and banned employee use; China government warned of 'security backdoor'
- DejaView and Confessor tools revealed Claude Code accessed private user data; Fable model leaked user preferences across sessions
- Potential session/cache leakage between workspace instances and consumer accounts discovered July 4th
- Claude Code weekly limits reduced starting July 13th following security concerns
- GPT-5.6-Sol accidentally deleted nearly all files on user's Mac; serious vulnerabilities spiked around Claude Mythos Preview release
[HN]hacker news16
Show HN: DejaView – Terminal dashboard for all your Claude Code sessions
Show HN: Confessor – replay what private info Claude Code accessed on your PC
Secret Claude tracker surprises users after Anthropic's anti-surveillance stance
Claude Code weekly limits will be lower from Jul 13th
Show HN: Code Airlock: Run Claude Code and Codex in Disposable MicroVMs
GPT-5.6-Sol just accidentally deleted almost ALL of my Mac's files
China warns of 'security backdoor' in Anthropic AI coding tool
Show HN: Policy enforcement for Claude Code, Cursor, and Codex
Claude's jargon, metaphors and imaginary composite words are driving me insane
China tells devs to ditch Claude Code over 'backdoor code' fears
Government of Alberta uses Claude to find and fix cybersecurity vulnerabilities
Alibaba bans Claude Code over alleged tracking code
Anthropic performing prompt injection on its users
Potential session/cache leakage between workspace instances or consumer accounts
Claude's Criminally Bad Electron Mac App Is an Inside Job
New serious vulnerabilities spiked around release of Claude Mythos Preview
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Alibaba reportedly bans employees from using Claude Code