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CVE-2026-19193— Jiangmin Antivirus Minifilter Port kvcore.sys MessageNotifyCallback access control

Quick assessment

Affected
Jiangmin Antivirus
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在江民杀毒软件21版本中发现了一个漏洞。受影响的是组件Minifilter Port中的库kvcore.sys里的函数MessageNotifyCallback。执行某种操作可导致访问控制不当。攻击需要在本地发起。该漏洞的利用代码已公开，可能被利用。供应商在披露早期已被告知，但没有任何回应。

CVSS 7.8 · High EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Jiangmin Antivirus 21 affected
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I. Basic Information for CVE-2026-19193

Vulnerability Information
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Vulnerability Title
Jiangmin Antivirus Minifilter Port kvcore.sys MessageNotifyCallback access control
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Jiangmin Antivirus 21 cpe:2.3:a:jiangmin:antivirus:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19193

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 6802 chars
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III. Intelligence Information for CVE-2026-19193

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Exploits & Public PoCs for CVE-2026-19193 (1)

News Coverage for CVE-2026-19193 (1)

Other References for CVE-2026-19193 (3)

IV. Related Vulnerabilities

Same product: Antivirus
Same vendor: Jiangmin
Same weakness: CWE-284

V. Comments for CVE-2026-19193

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