CVE-2026-41333

6.3 MEDIUM 0.4% exploit odds Fix listed Auth & access

What it is

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.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 0.4% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-04-23 22:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 10:46 UTC Last updatedMost recent change to the record

Details

Published: 2026-04-23 22:16 UTC
Last modified: 2026-06-17 10:46 UTC
Exploit probability: 0.4% · EPSS, next 30 days
Weakness: CWE-799
Record status: Analyzed

Affected

Openclaw < 2026.3.31

Attack profile CVSS 4.0 · 6.3

Attack vector: Network
Complexity: High
Attack requirements: None
Privileges needed: None
User interaction: None
Confidentiality: Low
Integrity: None
Availability: None

Raw 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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Fix and advisories

References

NVD record · CVE.org record