Beveiligingsadvies

CVE-2026-8823

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2026-06-22 13:41:28
Laatst bijgewerkt 2026-06-22 16:12:31
Toegewezen door Mattermost
CVSS-score 3.8
Status PUBLISHED

Beschrijving

Mattermost versions 11.7.x <= 11.7.0, 10.11.x <= 10.11.17 fail to validate bot targets when demoting users to guests which allows a lower-privileged administrator to degrade arbitrary bot accounts via the standard demote-user API.. Mattermost Advisory ID: MMSA-2026-00669