CVEvulnerability

CVE-2026-8075

6.5 MEDIUM Published 2026-07-17 Modified 2026-10-15 Official page ↗
Status
Analyzed
Published
2026-07-17
Last modified
2026-10-15
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-754

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

Affected configurations

• mattermost mattermost desktop (< 5.13.6) • mattermost mattermost desktop (> 6.0.0 <= 6.0.2) • mattermost mattermost desktop (>= 6.2.0 < 6.2.1)

Related

Weakness · CWE (1)

  • CWE-754 Improper Check for Unusual or Exceptional Conditions weakness

References