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OpenAdvisories
High · 8.7 CVE-2026-31975 EUVD-2026-11281GHSA-gv8f-wpm2-m5wr

Cloud CLI WebSocket shell injection

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 1.25.0, 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 products

VendorProductAffectedFixed
siteboon claudecodeui < 1.25.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm @siteboon/claude-code-ui < 1.25.0 1.25.0 GHSA-gv8f-wpm2-m5wr

References