CVE-2026-6541

CVE-2026-6541CVE-2026-6541

mattermost / mattermost_server

Description

Mattermost versions 11.7.x <= 11.7.1, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to restrict metric configuration changes to the playbook being saved, which allows an authenticated user with team access to alter another user’s playbook metric settings via a crafted import or update request with a foreign metric ID. Mattermost Advisory ID: MMSA-2026-00653

Scoring

CVSS 4.3 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Last modified2026-07-13
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.