Vulnerability Description
OpenClaw before 2026.3.22 performs cryptographic and dispatch operations on inbound Nostr direct messages before enforcing sender and pairing policy validation. Attackers can trigger unauthorized pre-authentication computation by sending crafted DM messages, enabling denial of service through resource exhaustion.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.3.22 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/1ee9611079e81b9122f4bed01abb3d9f5620Patch
- https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dPatch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-65h8-27jh-q8wvVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-unauthenticated-cryptographic-workThird Party Advisory
FAQ
What is CVE-2026-35627?
CVE-2026-35627 is a vulnerability with a CVSS score of 6.5 (MEDIUM). OpenClaw before 2026.3.22 performs cryptographic and dispatch operations on inbound Nostr direct messages before enforcing sender and pairing policy validation. Attackers can trigger unauthorized pre-...
How severe is CVE-2026-35627?
CVE-2026-35627 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-35627?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.