CVE-2026-32064

HIGH

OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer

Title source: cna
STIX 2.1

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.

References (4)

Core 4
Core References
Third Party Advisory third-party-advisory
GitHub Security Advisory (GHSA-25gx-x37c-7pph)
https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pph
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer
https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observer

Scores

CVSS v3 7.7
EPSS 0.0051
EPSS Percentile 39.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-306
Status published
Products (4)
npm/openclaw 0 - 2026.2.21npm
OpenClaw/OpenClaw < 2026.2.21
openclaw/openclaw < 2026.2.21
OpenClaw/OpenClaw 2026.2.21
Published Mar 21, 2026
Tracked Since Mar 21, 2026