CVE-2026-35622

Medium

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.

SeverityMedium

CVSS5.9

Exploit probability—

ProductOpenclaw

PublishedApr 9, 2026

First seenApr 9, 2026

Weakness typeCWE-290CWE-290

How to fix

Update

openclaw openclaw2026.3.22 or later
openclaw2026.3.22 or later

Patches

Vendor advisories

github.com/openclaw/openclaw/security/advisories/GHSA-mp66-rf4f-mhh8

Affected products

Product	Affected versions	Fixed in
openclaw openclaw	v < 2026.3.22	2026.3.22
openclawnpm	v < 2026.3.22	2026.3.22

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