Low · published December 18, 2025
Mattermost Desktop App versions <6.0.0 fail to enable the Hardened Runtime on the Mattermost Desktop App when packaged for Mac App Store which allows an attacker to inherit TCC permissions via copying the binary to a tmp folder.
| Product | Versions | Fixed in |
|---|---|---|
| mattermost/mattermost_desktop | < 6.0.0 | 6.0.0 |