Path Traversal in Anthropic Claude_code
CVE-2025-54794
Claude Code is an agentic coding tool. In versions below 0.2.111, a path validation flaw using prefix matching instead of canonical path comparison, makes it possible to bypass directory restrictions and access files outside the CWD. Succe…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.009 (55.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Anthropic Claude_code
- Anthropics Claude-code — versions < 0.2.111
Weakness classification (CWE)
Public proof-of-concept exploits
- AdityaBhatt3010/CVE-2025-54794-Hijacking-Claude-AI-with-a-Prompt-Injection-The-Jailbreak-That-Talked-Back
- PuddinCat/GithubRepoSpider
- asakaguchi/blocks-slack-orchestrator
- asakaguchi/cc-safe-stack
- ARPSyndicate/cve-scores
- nomi-sec/PoC-in-GitHub
- zhanpengliu-tencent/medium-cve
- defronixpro/Defronix-Cybersecurity-Roadmap
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-54794?
- CVE-2025-54794 is a critical-severity vulnerability in Anthropic Claude_code, classified under Path Traversal. CVSS score: 9.1/10. Published 2025-08-05.
- How severe is CVE-2025-54794?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2025-54794 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.