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High · 8.7 CVE-2025-59041 EUVD-2025-27563GHSA-j4h9-wv2m-wrf7

Claude Code vulnerable to arbitrary code execution caused by maliciously configured git email

Published Sep 10, 2025 · Updated Oct 15, 2025 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
anthropics claude-code < 1.0.105 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm @anthropic-ai/claude-code < 1.0.105 1.0.105 GHSA-j4h9-wv2m-wrf7

References