Mattermost doesn't enforce administrator authorization on the {{setDefaultInstance}} call within the {{/gitlab connect}} command handler
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CVE-2026-5139 | 22 Jun 202613:34 | – | attackerkb |
 | CVE-2026-5139 | 22 Jun 202615:54 | – | circl |
 | CVE-2026-5139 | 22 Jun 202613:34 | – | cve |
 | CVE-2026-5139 GitLab Plugin Allows Non-Admin Users to Modify Default Instance Configuration | 22 Jun 202613:34 | – | cvelist |
 | EUVD-2026-38246 | 22 Jun 202613:34 | – | euvd |
 | CVE-2026-5139 | 22 Jun 202614:17 | – | nvd |
 | GHSA-2G8V-GRQ3-HQ2G Mattermost doesn't enforce administrator authorization on the {{setDefaultInstance}} call within the {{/gitlab connect}} command handler | 22 Jun 202615:30 | – | osv |
 | PT-2026-51304 | 22 Jun 202600:00 | – | ptsecurity |
 | CVE-2026-5139: Missing Authorization | 22 Jun 202600:00 | – | rapid7 |
 | CVE-2026-5139 GitLab Plugin Allows Non-Admin Users to Modify Default Instance Configuration | 22 Jun 202613:34 | – | vulnrichment |
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15 Sep 2026 19:51Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.4
EPSS0.00287
SSVC