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.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_confirm
https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr
Patch x_refsource_misc
https://github.com/siteboon/claudecodeui/commit/12e7f074d9563b3264caf9cec6e1b701c301af26
Release Notes x_refsource_misc
https://github.com/siteboon/claudecodeui/releases/tag/v1.25.0
Scores
CVSS v3
9.8
EPSS
0.0053
EPSS Percentile
67.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-78
Status
published
Products (1)
cloudcli/cloud_cli
< 1.25.0
Published
Mar 11, 2026
Tracked Since
Mar 12, 2026