CVE Explorer

CVE-2026-40068

In versions 2.1.63 through 2.1.83 of Claude Code, the folder trust determination logic used the git worktree commondir file without validating its contents. An attacker could craft a malicious repository with a commondir file pointing to a path the victim had previously trusted, causing Claude Code to bypass its trust confirmation dialog and immediately execute hooks defined in `.claude/settings.json`. Exploitation requires the victim to clone the malicious repository and run Claude Code within

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:88d55b2934c2d5796562c192d8e2a5334761358e7ff4d7d41b72e2013cbc6545

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-77","description":"CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion

{"product":"claude-code","vendor":"anthropics","versions":[{"status":"affected","version":">= 2.1.63, < 2.1.84"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":7.7,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions

{"cweId":"CWE-20","description":"CWE-20: Improper Input Validation","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-77","description":"CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /containers/cna/problemTypes/1/descriptions/0

Source references

1 source assertion

{"name":"https://github.com/anthropics/claude-code/security/advisories/GHSA-q5hj-mxqh-vv77","tags":["x_refsource_CONFIRM"],"url":"https://github.com/anthropics/claude-code/security/advisories/GHSA-q5hj-mxqh-vv77"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:6cce382bbbda3d1b5f32343694d8e5f244176f188d19ec3e325e08ca2409a270 · sha256:fdee7e23b380f16f… · /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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