CVE-2026-19193

EUVD-2026-54359
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulDBCNA
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 5.45%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
jiangminantivirus
21
CNA
Common Weakness Enumeration
References
https://github.com/patrickt2017/CVE-2026-19193-PoC
https://vuldb.com/cve/CVE-2026-19193
https://vuldb.com/submit/864551
https://vuldb.com/vuln/386711
https://vuldb.com/vuln/386711/cti