CVE-2026-32064
HIGH severity · CVSS 7.7 · Missing authentication
7.7CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01 ↗
Additional information
- NVD record
- https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01Patch
- https://github.com/openclaw/openclaw/commit/8c1518f0f3e0533593cd2dec3a46c9b746753661Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pphAdvisory
- https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observerAdvisory