CVSS 4.3 · Medium EPSS 0,24%
Kerentanan Authorization Bypass Through User-Controlled Key pada mattermost server. Skor CVSS 3.1 4.3 (Medium) menurut mattermost.com.
Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to verify post ownership in the shared channel inbound sync handler, which allows an authenticated remote cluster to modify or delete posts authored by local users or other remotes via crafted sync messages referencing arbitrary post IDs in channels shared with that remote.. Mattermost Advisory ID: MMSA-2026-00689
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
· uraikan di kalkulator | Vendor | Produk | Versi terdampak |
|---|---|---|
| mattermost | mattermost server | Versi 10.11.0 hingga sebelum 10.11.20 |
| mattermost | mattermost server | Versi 11.6.0 hingga sebelum 11.6.5 |
| mattermost | mattermost server | Versi 11.7.0 hingga sebelum 11.7.3 |