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CVE-2026-31975

CRITICAL

9.8

Description

Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI. Prior to 1.25.0, OS Command Injection via WebSocket Shell. Both projectPath and initialCommand in server/index.js are taken directly from the WebSocket message payload and interpolated into a bash command string without any sanitization, enabling arbitrary OS command execution. A secondary injection vector exists via unsanitized sessionId. This vulnerability is fixed in 1.25.0.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/11/2026

Derniere modification3/20/2026

Sourcenvd

Observations honeypot0

Produits affectes

cloudcli:cloud_cli

Faiblesses (CWE)

CWE-78

References

https://github.com/siteboon/claudecodeui/commit/12e7f074d9563b3264caf9cec6e1b701c301af26(security-advisories@github.com)

https://github.com/siteboon/claudecodeui/releases/tag/v1.25.0(security-advisories@github.com)

https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr(security-advisories@github.com)

https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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