CVE-2025-12756

CVE-2025-12756CVE-2025-12756

mattermost / mattermost_server

Description

Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to validate user permissions when deleting comments in Boards, which allows an authenticated user with the editor role to delete comments created by other users.

Scoring

CVSS 4.3 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Last modified2026-10-19
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.