CVE-2026-19193: A flaw has been found in Jiangmin Antivirus 21

Routine

HIGH 7.8

CVE-2026-19193 is a high-severity flaw (CVSS 7.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-266, CWE-284
Published	2026-08-07
Last modified	2026-10-23

Publisher (CNA): VulDB

Timeline

2026-08-07 05:17 UTCPublished CVE record published
2026-10-23 21:10 UTCUpdated Record last modified

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Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

References

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