What is GHSA-5gjv-5xhr-vc35?

GHSA-5gjv-5xhr-vc35 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 properly check for...

Which CVE IDs does GHSA-5gjv-5xhr-vc35 cover?

GHSA-5gjv-5xhr-vc35 covers the following CVE IDs: CVE-2026-3117. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5gjv-5xhr-vc35?

GHSA-5gjv-5xhr-vc35 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-5gjv-5xhr-vc35MediumCVSS 6.5

Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to properly check for...

Vendor

GitHub Security Advisories

Published

May 18, 2026

Last Modified

May 18, 2026

🔗 CVE IDs covered (1)

CVE-2026-3117 →

📋 Description

Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to properly check for permissions when processing commands in the Gitlab plugin which allows normal users to uninstall instances or setup webhook connections via the {{gitlab instance {option}}} or the {{/gitlab webhook {option}}} commands. Mattermost Advisory ID: MMSA-2026-00600

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-3117
https://mattermost.com/security-updates
https://github.com/advisories/GHSA-5gjv-5xhr-vc35