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CVE-2026-53766

Chrome DevTools for agents (chrome-devtools-mcp) lets your coding agent control and inspect a live Chrome browser. From 0.24.0 until 1.1.0, McpContext.validatePath() enforces workspace roots by checking whether path.resolve(filePath) textually falls under one of the configured root paths. path.resolve() does not canonicalize symbolic links. As a result, a symlink inside a configured workspace root can point to a file outside that root, pass validation, and then be followed by downstream file rea
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3136180cc39b1ecd53dbee9d1ff7230d010ad64e2c9cd3960bc1c76a40a671c9
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"chrome-devtools-mcp","vendor":"ChromeDevTools","versions":[{"status":"affected","version":">= 0.24.0, < 1.1.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/ChromeDevTools/chrome-devtools-mcp/security/advisories/GHSA-8qf9-62x2-82pp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /containers/adp/0/references/0
{"name":"https://github.com/ChromeDevTools/chrome-devtools-mcp/security/advisories/GHSA-8qf9-62x2-82pp","tags":["x_refsource_CONFIRM"],"url":"https://github.com/ChromeDevTools/chrome-devtools-mcp/security/advisories/GHSA-8qf9-62x2-82pp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:194057e6b96dde886bf52e6405547fd94f240c7e3e4105e1c0c67074e5fdab50 · sha256:ce093de87ca45735… · /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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