CVE-2020-14451: Mattermost Mobile

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

An issue was discovered in Mattermost Mobile Apps before 1.29.0. The iOS app allowed Single Sign-On cookies and Local Storage to remain after a logout, aka MMSA-2020-0013.

Affected products

• Mattermost Mattermost Mobile: before 1.29.0 (fixed in 1.29.0)

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