Medium severity4.3NVD Advisory· Published Sep 14, 2026
CVE-2026-86348
CVE-2026-86348
Description
Mattermost versions <=11.9 11.0.9 11.4.8 11.7.7 10.22.11.0 fail to recover from handler panics, which allows an authenticated user to crash the plugin via a post-action request with an unexpected field type.. Mattermost Advisory ID: MMSA-2026-00701
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=11.9, <=11.0.9, <=11.4.8, <=11.7.7, <=10.22.11.0
Patches
Vulnerability mechanics
References
1News mentions
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