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Description

Claude Code is an agentic coding tool. At startup, Claude Code executed a command templated in with `git config user.email`. Prior to version 1.0.105, a maliciously configured user email in git could be used to trigger arbitrary code execution before a user accepted the workspace trust dialog. Users on standard Claude Code auto-update will have received this fix automatically. Users performing manual updates are advised to update to version 1.0.105 or the latest version.

PUBLISHED Reserved 2025-09-08 | Published 2025-09-10 | Updated 2025-10-15 | Assigner GitHub_M




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-94: Improper Control of Generation of Code ('Code Injection')

Product status

< 1.0.105
affected

References

github.com/...e-code/security/advisories/GHSA-j4h9-wv2m-wrf7

cve.org (CVE-2025-59041)

nvd.nist.gov (CVE-2025-59041)

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