CVE-2026-4643 | Mattermost Desktop App up to 5.4.13/6.0.1/6.1.x window.close unusual condition

SecurityVulns
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A vulnerability, which was classified as problematic, has been found in Mattermost Desktop App up to 5.4.13/6.0.1/6.1.x. Affected by this vulnerability is the function window.close. The manipulation leads to improper check for unusual conditions.

This vulnerability is listed as CVE-2026-4643. The attack may be initiated remotely. There is no available exploit.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More