What is CVE-2026-53833?

CVE-2026-53833 is a high-severity vulnerability in Openclaw, classified under Authentication Bypass by Spoofing. CVSS score: 7.7/10. Published 2026-06-12.

How severe is CVE-2026-53833?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in Openclaw

CVE-2026-53833

OpenClaw before 2026.4.29 contains an authorization bypass vulnerability in the QQBot streaming command that allows authenticated senders to mutate configuration without explicit allowFrom restrictions. Attackers can modify QQBot streaming…

EPSS: 0.002 (7.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Openclaw — versions 0, 2026.4.29

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

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

Frequently asked questions

What is CVE-2026-53833?: CVE-2026-53833 is a high-severity vulnerability in Openclaw, classified under Authentication Bypass by Spoofing. CVSS score: 7.7/10. Published 2026-06-12.
How severe is CVE-2026-53833?: High severity. CVSS v3 base score is 7.7 out of 10.