GHSA-mp66-rf4f-mhh8

Suggest an improvement
Source
https://github.com/advisories/GHSA-mp66-rf4f-mhh8
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-mp66-rf4f-mhh8/GHSA-mp66-rf4f-mhh8.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-mp66-rf4f-mhh8
Aliases
  • CVE-2026-35622
Downstream
Published
2026-03-26T21:37:36Z
Modified
2026-04-18T01:03:21.720975Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N CVSS Calculator
  • 6.0 (Medium) CVSS_V4 - 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 CVSS Calculator
Summary
OpenClaw: Google Chat app-url webhook auth accepted non-deployment add-on principals
Details

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
  • Fixed: >= 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.

Database specific 
{
    "github_reviewed_at": "2026-03-26T21:37:36Z",
    "nvd_published_at": null,
    "cwe_ids": [
        "CWE-290",
        "CWE-863"
    ],
    "severity": "MODERATE",
    "github_reviewed": true
}
References

Affected packages

npm / openclaw

Package

Name
openclaw
View open source insights on deps.dev
Purl
pkg:npm/openclaw

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2026.3.22

Database specific

source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-mp66-rf4f-mhh8/GHSA-mp66-rf4f-mhh8.json"