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    CVE-2026-19193

    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.

    Published:Aug 7, 2026
    Last Modified:Aug 11, 2026
    EPS:Aug 7, 2026
    EPSS Score:0.00111
    CVSS Score:7.8

    Affected Products

    Vendor
    Jiangmin
    Product
    Antivirus

    Exploits

    https://github.com/patrickt2017/CVE-2026-19193-PoC

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High