What is GHSA-668g-wr24-468v?

GHSA-668g-wr24-468v is a security advisory published by GitHub Security Advisories with Medium severity. Mattermost Plugins versions \u003c=11.5 11.1.5 10.13.11 11.3.4.0 fail to have API-level checks on...

Which CVE IDs does GHSA-668g-wr24-468v cover?

GHSA-668g-wr24-468v covers the following CVE IDs: CVE-2026-6341. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-668g-wr24-468v?

GHSA-668g-wr24-468v has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-668g-wr24-468vMediumCVSS 4.3

Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to have API-level checks on...

Vendor

GitHub Security Advisories

Published

May 18, 2026

Last Modified

May 18, 2026

🔗 CVE IDs covered (1)

CVE-2026-6341 →

📋 Description

Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to have API-level checks on which groups the user can create issues or attach comments to which allows a user that is member of multiple groups to create issues to a locked group via direct API requests. Mattermost Advisory ID: MMSA-2026-00602

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-6341
https://mattermost.com/security-updates
https://github.com/advisories/GHSA-668g-wr24-468v