1vulnerability
- Critical0 (0.0%)
- High1 (100.0%)
- Medium0 (0.0%)
- Moderate0 (0.0%)
- Low0 (0.0%)
claude-faf-mcp
Ecosystem: npm
Downloads:
- 0CriticalAffects 0 versions
- 1HighAffects 1 version
- 0MediumAffects 0 versions
- 0ModerateAffects 0 versions
- 0LowAffects 0 versions
Monthly breakdown
- 1 vulnerabilities
- Critical: 0
- High: 1
- Medium: 0
- Moderate: 0
- Low: 0
Vulnerabilities (1)
Known vulnerabilities affecting claude-faf-mcp, based on data from OSV.
| ID | Severity | Summary | Affected versions | Published | Source |
|---|---|---|---|---|---|
| GHSA-rr55-jp92-8wp2 | High | claude-faf-mcp has an arbitrary local file read/write via unconfined `path` argument in FAF tools### Summary `claude-faf-mcp` MCP tools accept a caller-controlled `path` argument and resolve it (`~` expansion + `path.resolve()`) straight into a filesystem read/write **without confining it to a trusted project directory**. An absolute path or `../` traversal is resolved and used as-is, so the server process can be made to read — and, via the file tools, write — files outside the intended `.faf` project context. The only remaining limit is OS file permissions. ### Affected tools The shared `getProjectPath()` chokepoint (feeding the `.faf` tools) and the general-purpose `faf_read` / `faf_wr |
| GitHub (opens in a new tab) |
- GHSA-rr55-jp92-8wp2Highclaude-faf-mcp has an arbitrary local file read/write via unconfined `path` argument in FAF tools
< 5.7.2
### Summary `claude-faf-mcp` MCP tools accept a caller-controlled `path` argument and resolve it (`~` expansion + `path.resolve()`) straight into a filesystem read/write **without confining it to a trusted project directory**. An absolute path or `../` traversal is resolved and used as-is, so the server process can be made to read — and, via the file tools, write — files outside the intended `.faf` project context. The only remaining limit is OS file permissions. ### Affected tools The shared `getProjectPath()` chokepoint (feeding the `.faf` tools) and the general-purpose `faf_read` / `faf_wr