CVE-2026-32064
OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer
- State
- Published
- Severity
- 8.5 High
- Published
- Mar 21, 2026
- Updated
- Oct 8, 2026
- Reserved
- Mar 10, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.7 High | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N | VulnCheck |
Weaknesses
- CWE-306 Missing Authentication for Critical Function
Affected Products
| Product | Versions |
|---|---|
OpenClawOpenClaw |
|
References
- GitHub Security Advisory (GHSA-25gx-x37c-7pph)vendor-advisory
- Patch Commit #1patch
- Patch Commit #2patch
- VulnCheck Advisory: OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observerthird-party-advisory
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