CVEvulnerability
CVE-2026-31975
8.7 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-03-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 8.7 HIGH — CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-78
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.
Affected configurations
• cloudcli cloud cli (< 1.25.0)
Related
Weakness · CWE (1)
- CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness
References
- https://github.com/siteboon/claudecodeui/commit/12e7f074d9563b3264caf9cec6e1b701c301af26 Patch
- https://github.com/siteboon/claudecodeui/releases/tag/v1.25.0 Release Notes
- https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr Exploit, Vendor Advisory
- https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr Exploit, Vendor Advisory