CVE-2026-43575

critical

Description

OpenClaw versions 2026.2.21 before 2026.4.10 contain an authentication bypass vulnerability in the sandbox noVNC helper route that exposes interactive browser session credentials. Attackers can access the noVNC helper route without bridge authentication to gain unauthorized access to the interactive browser session.

References

https://www.vulncheck.com/advisories/openclaw-authentication-bypass-in-sandbox-novnc-helper-route

https://github.com/openclaw/openclaw/security/advisories/GHSA-92jp-89mq-4374

https://github.com/openclaw/openclaw/commit/8dfbf3268bd224b7377d1ecca77a445100746085

Details

Source: Mitre, NVD

Published: 2026-05-06

Updated: 2026-05-06

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 9.2

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: Critical