CVSS 4.3 · Medium EPSS 0,16%
Kerentanan Origin Validation Error pada mattermost server. Skor CVSS 3.1 4.3 (Medium) menurut NVD.
Mattermost versions 11.5.x <= 11.5.1, 11.4.x <= 11.4.3 fail to validate the X-Requested-With header on the burn-on-read reveal endpoint which allows an authenticated channel member to force the reveal of a burn-on-read message without recipient consent via a crafted Markdown image tag.. Mattermost Advisory ID: MMSA-2026-00636
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
· uraikan di kalkulator | Vendor | Produk | Versi terdampak |
|---|---|---|
| mattermost | mattermost server | Versi 11.4.0 hingga sebelum 11.4.4 |
| mattermost | mattermost server | Versi 11.5.0 hingga sebelum 11.5.2 |