CVE-2026-41333
OpenClaw < 2026.3.31 - Authentication Rate Limiting Bypass via Fake DeviceToken
- State
- Published
- Severity
- 6.3 Medium
- Published
- Apr 23, 2026
- Updated
- Apr 24, 2026
- Reserved
- Apr 20, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.3 Medium | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 3.7 Low | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-799 Improper Control of Interaction Frequency
Affected Products
| Product | Versions |
|---|---|
OpenClawOpenClaw |
|
References
- GitHub Security Advisory (GHSA-6p8r-6m93-557f)vendor-advisory
- Patch Commitpatch
- VulnCheck Advisory: OpenClaw < 2026.3.31 - Authentication Rate Limiting Bypass via Fake DeviceTokenthird-party-advisory
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