GitHub Advisoryadvisory · npm

GHSA-mp66-rf4f-mhh8 OpenClaw: Google Chat app-url webhook auth accepted non-deployment add-on principals

MEDIUM Published 2026-03-26 Modified 2026-04-18 Official page ↗
Aliases
CVE-2026-35622
Ecosystem
npm
Packages
openclaw
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N
Weaknesses
CWE-290, CWE-863
Reviewed
2026-03-26

Affected packages

• npm openclaw: < 2026.3.22 → fixed in 2026.3.22

Description

Summary Google Chat app-url webhook verification accepted add-on principals outside the intended deployment binding. Affected Packages / Versions • Package: `openclaw` (npm) • Affected: = 2026.3.22 • Latest released tag checked: `v2026.3.23-2` (`630f1479c44f78484dfa21bb407cbe6f171dac87`) • Latest published npm version checked: `2026.3.23-2` Fix Commit(s) • `a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66` Release Status The fix shipped in `v2026.3.22` and remains present in `v2026.3.23` and `v2026.3.23-2`. Code-Level Confirmation • extensions/googlechat/src/auth.ts now requires expectedAddOnPrincipal matching for add-on principals and rejects unexpected issuers. • extensions/googlechat/src/monitor-webhook.ts passes the configured appPrincipal into auth verification for the shipped webhook path. OpenClaw thanks @ijxpwastaken for reporting.

Related

Alias · CVE (1)

  • CVE-2026-35622 OpenClaw before 2026.3.22 contains an improper authentication verification vulnerability in Google Chat app-url webhook handling that… vulnerability

Weakness · CWE (2)

  • CWE-290 Authentication Bypass by Spoofing weakness
  • CWE-863 Incorrect Authorization weakness

References