Medium severity6.4NVD Advisory· Published Oct 16, 2026
CVE-2026-18795
CVE-2026-18795
Description
Mattermost versions 11.10.x <= 11.10.0, 11.7.x <= 11.7.9, 11.9.x <= 11.9.1, 11.8.x <= 11.8.5 fail to enforce DM/GM check on server side which allows an authenticated user to quarantine a post belonging to DM or GM via direct API call.. Mattermost Advisory ID: MMSA-2026-00756
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=11.10.0, <=11.7.9, <=11.9.1, <=11.8.5
Patches
Vulnerability mechanics
References
1News mentions
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