Description
OpenClaw versions prior to 2026.2.21 sandbox browser entrypoint launches x11vnc without authentication for noVNC observer sessions, allowing unauthenticated access to the VNC interface. Remote attackers on the host loopback interface can connect to the exposed noVNC port to observe or interact with the sandbox browser without credentials.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
OpenClaw OpenClaw
Default version status: unaffected
0 to < 2026.2.21affected2026.2.21unaffected
pkg:npm/openclawReferences
- https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pph ↗
- https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01 ↗
- https://github.com/openclaw/openclaw/commit/8c1518f0f3e0533593cd2dec3a46c9b746753661 ↗
- https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observer ↗