Vulnerability Description
OpenClaw versions prior to 2026.2.25 fail to consistently apply sender-policy checks to reaction_* and pin_* non-message events before adding them to system-event context. Attackers can bypass configured DM policies and channel user allowlists to inject unauthorized reaction and pin events from restricted senders.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.2.25 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/75dfb71e4e8b7c2feba5a8ca662f92ea840ePatch
- https://github.com/openclaw/openclaw/commit/aedf62ac7e669a89c7b299201bf6537dc6b1Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-rm2p-j3r7-4x4jVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-sender-policy-bypass-in-slack-reacThird Party Advisory
FAQ
What is CVE-2026-32899?
CVE-2026-32899 is a vulnerability with a CVSS score of 4.3 (MEDIUM). OpenClaw versions prior to 2026.2.25 fail to consistently apply sender-policy checks to reaction_* and pin_* non-message events before adding them to system-event context. Attackers can bypass configu...
How severe is CVE-2026-32899?
CVE-2026-32899 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-32899?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.