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High · 8.7 CVE-2026-31861 EUVD-2026-11263GHSA-7fv4-fmmc-86g2

Shell Command Injection in Git Routes [CloudCLI UI]

Published Mar 11, 2026 · Updated Mar 12, 2026 · Assigned by GitHub_M

Description

Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI. Prior to 1.24.0, The /api/user/git-config endpoint constructs shell commands by interpolating user-supplied gitName and gitEmail values into command strings passed to child_process.exec(). The input is placed within double quotes and only " is escaped, but backticks (`), $() command substitution, and \ sequences are all interpreted within double-quoted strings in bash. This allows authenticated attackers to execute arbitrary OS commands via the git configuration endpoint. This vulnerability is fixed in 1.24.0.

Affected products

VendorProductAffectedFixed
siteboon claudecodeui < 1.24.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm @siteboon/claude-code-ui < 1.24.0 1.24.0 GHSA-7fv4-fmmc-86g2

References