Low severity2.7NVD Advisory· Published Oct 26, 2026· Updated Oct 26, 2026
CVE-2026-93848
CVE-2026-93848
Description
Mattermost versions 11.7.x <= 11.7.10 fail to apply outbound internal-connection filtering to the OpenID discovery endpoint request which allows a System Administrator to determine whether internal addresses and ports are reachable from the server via an unauthenticated login request that triggers the discovery fetch.. Mattermost Advisory ID: MMSA-2026-00774
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=11.7.10
Patches
Vulnerability mechanics
References
1News mentions
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