CVE-2026-32064CWE-306

CVE-2026-32064

High · published March 21, 2026

CVSS v3.1
7.7
EPSS
1%
Percentile
43.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.7 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00523 · 43.5th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-03-21T05:17Z
Affected products (1)
ProductVersionsFixed in
openclaw/openclaw< 2026.2.212026.2.21
References (4)
https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01 · [email protected]https://github.com/openclaw/openclaw/commit/8c1518f0f3e0533593cd2dec3a46c9b746753661 · [email protected]https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pph · [email protected]https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observer · [email protected]
EPSS history
Timeline
  • 21 MAR 00:42Z
    OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer
    cvelistv5