EUVD-2026-21104

| CVE-2026-35622 MEDIUM
2026-04-09 VulnCheck GHSA-hgwr-wr8h-rxm7
6.0
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/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
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
Analysis Generated
Apr 09, 2026 - 21:45 vuln.today
EUVD ID Assigned
Apr 09, 2026 - 21:45 euvd
EUVD-2026-21104
Patch Released
Apr 09, 2026 - 21:45 nvd
Patch available
CVE Published
Apr 09, 2026 - 21:26 nvd
MEDIUM 6.0

Tags

Google Authentication Bypass Openclaw

Description

OpenClaw before 2026.3.22 contains an improper authentication verification vulnerability in Google Chat app-url webhook handling that accepts add-on principals outside intended deployment bindings. Attackers can bypass webhook authentication by providing non-deployment add-on principals to execute unauthorized actions through the Google Chat integration.

Analysis

OpenClaw before version 2026.3.22 contains an improper authentication verification flaw in its Google Chat webhook handling that allows authenticated attackers with low privileges to bypass webhook authentication by supplying non-deployment add-on principals, enabling unauthorized actions through the Google Chat integration with a CVSS score of 6.0 and confirmed vendor patch availability.

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Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +30
POC: 0

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EUVD-2026-21104 vulnerability details – vuln.today
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