Description
OpenClaw before 2026.3.31 contains an authentication rate limiting bypass vulnerability that allows attackers to circumvent shared authentication protections using fake device tokens. Attackers can exploit the mixed WebSocket authentication flow to bypass rate limiting controls and conduct brute force attacks against weak shared passwords.
Metrics
CVSS 3.1 3.7/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| OpenClaw | OpenClaw | < 2026.3.31 |
References
- https://github.com/openclaw/openclaw/commit/af0c0862f22ca4492406a3103d05e3628f94cbe9Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-6p8r-6m93-557fVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-authentication-rate-limiting-bypass-via-fake-devicetokenThird Party Advisory
Timeline
- Published
- Apr 23, 2026
- Last modified
- Nov 11, 2026
- NVD status
- Analyzed