CVE-2026-9708 - CERT CVE
ID CVE-2026-9708
Sažetak Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to validate that an assigned incoming webhook user has access to the target team or channel, which allows a requester with webhook management permissions to create posts or direct messages attributed to another user via crafted incoming webhook configuration and payloads.. Mattermost Advisory ID: MMSA-2026-00683
Reference
CVSS
Base: 4.9
Impact: 3.6
Exploitability:1.2
Pristup
VektorSloženostAutentikacija
NETWORK LOW HIGH
Impact
PovjerljivostCjelovitostDostupnost
NONE HIGH NONE
CVSS vektor CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Zadnje važnije ažuriranje 13-07-2026 - 20:39
Objavljeno 13-07-2026 - 09:16