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 for tool invocations, potentially bypassing intended access controls.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (19.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Openclaw — versions 0, 2026.4.25
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-985f-72mj-8gf7 (vendor-advisory, Mitigation, Vendor Advisory)
- www.vulncheck.com/advisories/openclaw-unvalidated-group-id-acceptance-in-tool-g… (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.