CVE-2018-21262: Mattermost Server

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in Mattermost Server before 4.7.3. It allows attackers to cause a denial of service (application crash) via invalid LaTeX text.

Affected products

• Mattermost Mattermost Server: before 4.7.3 (fixed in 4.7.3)

Published 2020-06-19. Last modified 2026-06-17.