Security Advisory

CVE-2026-22545

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-16 14:54:45

Last updated 2026-03-16 18:15:37

Assigner Mattermost

State PUBLISHED

Description

Mattermost versions 10.11.x <= 10.11.10 fail to validate users authentication method when processing account auth type switch which allows an authenticated attacker to change account password without confirmation via falsely claiming a different auth provider.. Mattermost Advisory ID: MMSA-2026-00583

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