CVE-2026-19193

Jiangmin Antivirus Minifilter Port kvcore.sys MessageNotifyCallback access control

HIGH
7.8
CVSS Score
Published: August 7, 2026 at 04:15 AM UTC
Updated: October 23, 2026 at 09:10 PM UTC
1 product affected across 1 vendorAntivirus

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions21

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/386711
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/386711/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-19193
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/864551

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-284CWE-266

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