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CVE-2026-41333

16
FAUCET Score

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.

First published: Apr 23, 2026Last modified: Apr 24, 2026

Impacted Technologies

VendorProductVersion(s)CPE
>= 0, < 2026.3.31CPE match
cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
< 2026.3.31CPE matchmatch criteria
cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 4.0

6.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 19th percentile among its peer group of 1,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.3 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: openclawFixed in: 2026.3.31

Vendor Advisories (1)

npmGHSA-6p8r-6m93-557fmedium

OpenClaw: Fake DeviceToken Bypasses Shared Auth Rate Limiting

Apr 3, 2026

References

github.com / openclaw/openclaw/commit/af0c0862f22ca4492406a3103d05e3628f94cbe9
Patch
github.com / openclaw/openclaw/security/advisories/GHSA-6p8r-6m93-557f
Vendor Advisory
vulncheck.com / advisories/openclaw-authentication-rate-limiting-bypass-via-fake-devicetoken
Third Party Advisory