CVE-2026-8821
גבוהה 7.1
תיאור (מקור, אנגלית)
Mattermost versions 11.9.x <= 11.9.0, 11.8.x <= 11.8.4, 11.7.x <= 11.7.7, 10.11.x <= 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field.. Mattermost Advisory ID: MMSA-2026-00677
מדדים
- CVSS 3.1
-
7.1 (HIGH)
מקור הציון: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-2/10/2026
- CWE
- CWE-862