Medium severity6.5NVD Advisory· Published Oct 26, 2026· Updated Oct 26, 2026
CVE-2026-93850
CVE-2026-93850
Description
Mattermost versions 11.9.x <= 11.9.1, 11.8.x <= 11.8.5, 11.7.x <= 11.7.10, 11.10.x <= 11.10.1 fail to bind the volume of text extracted from an uploaded PDF which allows an authenticated user to exhaust server memory and cause a denial of service via a crafted PDF whose compressed content stream expands into a very large amount of text.. Mattermost Advisory ID: MMSA-2026-00769
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <=11.9.1, <=11.8.5, <=11.7.10, <=11.10.1
Patches
Vulnerability mechanics
References
1News mentions
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