CVE Explorer

CVE-2025-67366

@sylphxltd/filesystem-mcp v0.5.8 is an MCP server that provides file content reading functionality. Version 0.5.8 of filesystem-mcp contains a critical path traversal vulnerability in its "read_content" tool. This vulnerability arises from improper symlink handling in the path validation mechanism: the resolvePath function checks path validity before resolving symlinks, while fs.readFile resolves symlinks automatically during file access. This allows attackers to bypass directory restrictions by

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0637cd8f3f97562bf146d9fe8a5c4558d014d0addddfa786d346e7699a59607f

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"description":"n/a","lang":"en","type":"text"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-23","description":"CWE-23 Relative Path Traversal","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion

{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions

{"description":"n/a","lang":"en","type":"text"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-23","description":"CWE-23 Relative Path Traversal","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

2 source assertions

{"url":"https://github.com/sylphxltd/filesystem-mcp"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/cna/references/1

{"url":"https://github.com/sylphxltd/filesystem-mcp/issues/134"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:2b5c2a7fb235ad6c6eaef19e977f94d4a7a7e97bcc404259d8413ab3e927bacb · sha256:6b1945658435c9aa… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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