CVE-2025-12756
published 2025-12-01CVE-2025-12756: Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to validate user permissions when deleting comments in…
medium4.3CVSS 3.1
AVNACLPRLUINSUCNILAN
Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to validate user permissions when deleting comments in Boards, which allows an authenticated user with the editor role to delete comments created by other users.
Affected
16 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| github.com | mattermost_mattermost | 10.11.0 – 10.11.4 | — |
| github.com | mattermost_mattermost | >= 10.11.0+incompatible | — |
| github.com | mattermost_mattermost | 10.12.0 – 10.12.1 | — |
| github.com | mattermost_mattermost | >= 10.12.0+incompatible | — |
| github.com | mattermost_mattermost | 10.5.0 – 10.5.12 | — |
| github.com | mattermost_mattermost | >= 10.5.0+incompatible | — |
| github.com | mattermost_mattermost | 11.0.0 – 11.0.2 | — |
| github.com | mattermost_mattermost_server_v8 | 0 – 8.0.0-20251013062617-7977e7e6dae3 | — |
| mattermost | mattermost | 10.11.0 – 10.11.4 | — |
| mattermost | mattermost | 10.12.0 – 10.12.1 | — |
| mattermost | mattermost | 10.5.0 – 10.5.12 | — |
| mattermost | mattermost | 11.0.0 – 11.0.2 | — |
| mattermost | mattermost_server | >= 10.11.0 < 10.11.5 | 10.11.5 |
| mattermost | mattermost_server | >= 10.12.0 < 10.12.2 | 10.12.2 |
| mattermost | mattermost_server | >= 10.5.0 < 10.5.13 | 10.5.13 |
| mattermost | mattermost_server | >= 11.0.0 < 11.0.3 | 11.0.3 |