CVE-2026-26233
Mattermost versions 11.4.x <= 11.4.0, 11.3.x <= 11.3.1, 11.2.x <= 11.2.3, 10.11.x <= 10.11.11 fail to rate limit login requests which allows unauthenticated remote attackers to cause denial of service (server crash and restart) via HTTP/2 single packet attack with 100+ parallel login requests.. Mattermost Advisory ID: MMSA-2025-00566
Vendor
Product
CWE
Yayın Tarihi
2026-03-25 17:16:53
Güncelleme
2026-03-26 18:52:31
Source Identifier
responsibledisclosure@mattermost.com
KEV Date Added
-