{"id":"CVE-2026-31975","aliases":["GHSA-gv8f-wpm2-m5wr"],"url":"https://o3.security/vulnerability/CVE-2026-31975","summary":"Cloud CLI  WebSocket shell injection","details":"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.","published":"2026-03-11T17:27:06.111Z","modified":"2026-08-07T11:50:44.611871745Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"@siteboon/claude-code-ui","fixedVersion":"1.25.0"}],"fix":{"url":"https://github.com/siteboon/claudecodeui/commit/12e7f074d9563b3264caf9cec6e1b701c301af26","label":"siteboon/claudecodeui@12e7f07"},"references":[{"type":"WEB","url":"https://github.com/siteboon/claudecodeui/releases/tag/v1.25.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31975.json"},{"type":"ADVISORY","url":"https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31975"},{"type":"FIX","url":"https://github.com/siteboon/claudecodeui/commit/12e7f074d9563b3264caf9cec6e1b701c301af26"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:50:44.611871745Z"}}