CVE-2026-43575

CRITICAL EPSS 31.9%
Published May 6, 20261mo ago · Modified Jun 17, 20261w ago
9.2 CVSS 4.0
Critical
Find Similar
Published May 6, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
9.2
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
31.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-862 Missing Authorization Authorization

Affected Products 1

VendorProductVersionRange
openclawopenclaw*≥2026.2.21  –  <2026.4.10

References 3

  • github.com https://github.com/openclaw/openclaw/commit/8dfbf3268bd224b7377d1ecca77a445100746085
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-92jp-89mq-4374
    MitigationVendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-authentication-bypass-in-sandbox-novnc-helper-route
    Third Party Advisory

Remediation

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