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CVE-2026-55607

Claude Code is an agentic coding tool. From 2.1.38 until 2.1.163, Claude Code's worktree handling allowed creation of worktrees named ".git" and navigation to worktrees outside the sandbox context, enabling git directory confusion attacks. By exploiting symlink manipulation and git fsmonitor execution during worktree operations, an attacker could overwrite files in the user's home directory (such as .zshenv), leading to code execution outside of seatbelt sandbox restrictions. Reliably exploitin
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:aa31a3643979739a49440f38fb9d1de2617ef0c6a0216c23fc2bfe49a89af93b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 3 assertions

{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /containers/cna/problemTypes/2/descriptions/0

{"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:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /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:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"claude-code","vendor":"anthropics","versions":[{"status":"affected","version":">= 2.1.38, < 2.1.163"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /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:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

3 source assertions
{"cweId":"CWE-78","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /containers/cna/problemTypes/2/descriptions/0
{"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:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /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:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/anthropics/claude-code/security/advisories/GHSA-7835-87q9-rgvv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/anthropics/claude-code/security/advisories/GHSA-7835-87q9-rgvv"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bdc248534cc6bb0d17c1389796850bde821294cd4160d5ea47838301bd798a5a · sha256:eefb65bb734cbddf… · /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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