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claude-faf-mcp has an arbitrary local file read/write via unconfined `path` argument in FAF tools
claude-faf-mcp has an arbitrary local file read/write via unconfined `path` argument in FAF tools
Affected packages
- claude-faf-mcp
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/Wolfe-Jam/claude-faf-mcp/security/advisories/GHSA-rr55-jp92-8wp2
- https://github.com/Wolfe-Jam/claude-faf-mcp
- https://github.com/Wolfe-Jam/claude-faf-mcp/releases/tag/v5.7.2
Structured record: https://osv.dev/vulnerability/GHSA-rr55-jp92-8wp2
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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