Mattermost Desktop App versions <6.0.0 fail to sanitize sensitive information from Mattermost logs and clear data on server deletion which allows an attacker with access to the users system to gain access to potentially sensitive information via reading the application logs.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://mattermost.com/security-updates Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 3.3 · mattermostNVD modified 2026-10-13 11:10
Affected (CPE criteria) 1
cpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*
References 1
- https://mattermost.com/security-updates Vendor Advisory