LOW 2.6 NVD

CVE-2026-75588

Mattermost Desktop App versions <=6.2 6.2.2.0 fail to validate the URL scheme when checking whether a target URL is internal to the connected server, which allo

Mattermost Desktop App versions <=6.2 6.2.2.0 fail to validate the URL scheme when checking whether a target URL is internal to the connected server, which allows a network-positioned attacker to load a plugin popout window over an insecure connection via a link using a downgraded URL scheme. Mattermost Advisory ID: MMSA-2026-00717

References

https://mattermost.com/security-updates

Published: 2026-09-17 · Source: NVD · Feed updated: 2026-09-17

This low severity vulnerability with a CVSS score of 2.6 was published on 2026-09-17 via NVD.

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