CVE-2026-41333

medium

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.

References

Advisories
More

https://www.vulncheck.com/advisories/openclaw-authentication-rate-limiting-bypass-via-fake-devicetoken

https://github.com/openclaw/openclaw/security/advisories/GHSA-6p8r-6m93-557f

https://github.com/openclaw/openclaw/commit/af0c0862f22ca4492406a3103d05e3628f94cbe9

Details

Source: Mitre, NVD

Published: 2026-04-23

Updated: 2026-04-28

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:N/A:N

Severity: Low

CVSS v3

Base Score: 3.7

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Severity: Low

CVSS v4

Base Score: 6.3

Vector: 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

Severity: Medium

EPSS

EPSS: 0.00041