CVE-2026-19193 [HIGH] – A flaw has been found in Jiangmin Antivirus 21. Impacted is the function MessageNotifyCall

A flaw has been found in Jiangmin Antivirus 21. Impacted is the function MessageNotifyCallback in the library kvcore.sys of the component Minifilter Port. Executing a manipulation can lead to improper access controls. The attack needs to be launched locally. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.