GHSA-8883-9w57-vwv6

Suggest an improvement
Source
https://github.com/advisories/GHSA-8883-9w57-vwv6
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-8883-9w57-vwv6/GHSA-8883-9w57-vwv6.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-8883-9w57-vwv6
Aliases
  • CVE-2026-35652
Downstream
Published
2026-03-26T21:23:04Z
Modified
2026-04-10T20:05:16.440094Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L CVSS Calculator
  • 6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N CVSS Calculator
Summary
OpenClaw: Mattermost callback dispatch allowed non-allowlisted sender actions
Details

Summary

Mattermost interactive callback dispatch could run action handlers before normal sender authorization checks completed.

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/mattermost/src/mattermost/interactions.ts now requires callback authorization before dispatching actions.
  • extensions/mattermost/src/mattermost/monitor.ts routes callback authorization through the same sender and allowlist policy used for normal ingress.

OpenClaw thanks @zpbrent for reporting.

Database specific 
{
    "github_reviewed": true,
    "github_reviewed_at": "2026-03-26T21:23:04Z",
    "cwe_ids": [
        "CWE-285",
        "CWE-696",
        "CWE-863"
    ],
    "severity": "MODERATE",
    "nvd_published_at": "2026-04-10T17:17:05Z"
}
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-8883-9w57-vwv6/GHSA-8883-9w57-vwv6.json"