EUVD-2026-30741Published
Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 fail to check the create_post channel permission during post edit operations which allows an authenticated attacker with revoked posting privileges to modify their …
Exact source revision recorded 7 Nov 2026 08:33:23 UTC. It does not establish the source's current position. Latest evidence.
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CVE-2026-3637 · Microsoft / collected KEV context
euvd · EUVD-2026-30741
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