CVE-2026-3115
Mattermost versions 11.2.x <= 11.2.2, 10.11.x <= 10.11.10, 11.4.x <= 11.4.0, 11.3.x <= 11.3.1 fail to apply view restrictions when retrieving group member IDs, which allows authenticated guest users to enumerate user IDs outside their allowed visibility scope via the group retrieval endpoint.. Mattermost Advisory ID: MMSA-2026-00594
Vendor
Product
CWE
Yayın Tarihi
2026-03-26 17:16:42
Güncelleme
2026-03-30 19:40:01
Source Identifier
responsibledisclosure@mattermost.com
KEV Date Added
-