What is CVE-2026-53863?

CVE-2026-53863 is a high-severity vulnerability in Openclaw, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-06-16.

How severe is CVE-2026-53863?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Openclaw

CVE-2026-53863

OpenClaw before 2026.4.25 contains an input validation vulnerability in tool group policy callers that accept unvalidated group IDs. Attackers who can supply a group ID to the policy resolver could trigger incorrect group-policy decisions…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.

Affected products

Openclaw — versions 0, 2026.4.25

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

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

Frequently asked questions

What is CVE-2026-53863?: CVE-2026-53863 is a high-severity vulnerability in Openclaw, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-06-16.
How severe is CVE-2026-53863?: High severity. CVSS v3 base score is 7.1 out of 10.