What is CVE-2026-53811?

CVE-2026-53811 is a high-severity vulnerability in Openclaw, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2026-06-11.

How severe is CVE-2026-53811?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Openclaw

CVE-2026-53811

OpenClaw before 2026.5.7 contains a privilege escalation vulnerability in the Matrix allowFrom feature that allows authenticated accounts to match policy entries through mutable display name metadata. Attackers with the ability to change d…

EPSS: 0.003 (23.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Openclaw — versions 2026.5.7, 0

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

disclosure@vulncheck.com (vendor-advisory, Mitigation, patch, Vendor Advisory)
disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-53811?: CVE-2026-53811 is a high-severity vulnerability in Openclaw, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2026-06-11.
How severe is CVE-2026-53811?: High severity. CVSS v3 base score is 8.8 out of 10.