Summary
generated automatically from NVD dataOpenClaw versions from 2026.2.21 up to, but not including, 2026.4.10 have an authentication bypass in the sandbox noVNC helper route, classified as CWE-862 (missing authorization). An attacker can reach this route without bridge authentication and obtain interactive browser session credentials, gaining unauthorized access to the live browser session. The flaw is rated CRITICAL with a CVSS v3.1 score of 9.8 and is exploitable over the network with no privileges or user interaction.
NVD 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.
EPSS · FIRST.org
0.77%probability of exploitation in the next 30 days
Higher than 54% of scored CVEs
EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-16, recomputed daily by FIRST.org.
In-depth analysis on cveo.tech
We've published a detailed analysis of this CVE — exploitation, IOCs and mitigation.
CVSS v3.1 Score
Information
- Published
- 6 mai 2026
- Updated
- 17 juin 2026
- Status
- Analyzed
- Source
- disclosure@vulncheck.com
Affected products
Weaknesses (CWE)
References (3)
- https://github.com/openclaw/openclaw/security/advisories/GHSA-92jp-89mq-4374MitigationVendor Advisory
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