Beveiligingsadvies

CVE-2026-10819

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2026-07-27 14:15:25
Laatst bijgewerkt 2026-07-27 15:05:28
Toegewezen door Mattermost
CVSS-score 6.5
Status PUBLISHED

Beschrijving

Mattermost versions 11.6.x <= 11.6.5, 10.11.x <= 10.11.20, 11.8.x <= 11.8.1, 11.7.x <= 11.7.4 fail to limit the number of frames and enforce the file size cap on animated GIF uploads, which allows an authenticated attacker to cause a denial of service via a crafted animated GIF uploaded as a custom emoji.. Mattermost Advisory ID: MMSA-2026-00695