PatchSiren cyber security CVE debrief
CVE-2026-53863 OpenClaw CVE debrief
CVE-2026-53863 is a MEDIUM severity vulnerability in OpenClaw, a tool that contains an input validation vulnerability in tool group policy callers that accept unvalidated group IDs. This vulnerability was published on [cvePublishedAt] and last modified on [cveModifiedAt].
- Vendor
- OpenClaw
- Product
- Unknown
- CVSS
- MEDIUM 6
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-16
- Original CVE updated
- 2026-06-17
- Advisory published
- 2026-06-16
- Advisory updated
- 2026-06-17
Who should care
Users of OpenClaw should be aware of this vulnerability and take steps to mitigate it.
Technical summary
The vulnerability is caused by the acceptance of unvalidated group IDs in tool group policy callers. This could allow attackers to trigger incorrect group-policy decisions for tool invocations, potentially bypassing intended access controls.
Defensive priority
MEDIUM
Recommended defensive actions
- Update OpenClaw to version 2026.4.25 or later.
- Restrict access to group ID inputs to prevent unauthorized modifications.
- Monitor OpenClaw logs for suspicious activity related to group policy decisions.
Evidence notes
The CVE-2026-53863 vulnerability was reported by Vulncheck and has a CVSS score of 6.0.
Official resources
CVE-2026-53863 was disclosed by Vulncheck via a security advisory on GitHub and a detailed advisory on their website.