CVE-2026-8075

—

CVSS 3.1

6.5 medium

EPSS

<1%p35

Published

Jul 17, 2026 (Jul 17, 2026)

Modified

Jul 30, 2026

Description

Mattermost Desktop App versions <=6.2 5.5.13 6.0.2.0 fail to properly null check when checking for headers in the Mattermost Desktop App which allows any user to crash another channel members Desktop App via posting a malicious link with an embedded image that misses one of those headers. Mattermost Advisory ID: MMSA-2026-00668

Vendors: mattermost
Products: mattermost desktop
Weakness: CWE-754
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

In the news0 stories

No ingested article mentions this CVE yet.