CVE-2026-19195
V-Secure Jingyun Antivirus Kernel Driver ZyArk.sys access control
- State
- Published
- Severity
- 8.5 High
- Published
- Aug 7, 2026
- Updated
- Aug 11, 2026
- Reserved
- Aug 6, 2026
Description
A vulnerability has been found in V-Secure Jingyun Antivirus 2.4.2.39. The affected element is an unknown function in the library ZyArk.sys of the component Kernel Driver. The manipulation leads to improper access controls. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.5 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 7.8 High | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.8 Medium | AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Jingyun AntivirusV-Secure |
|
References
- VDB-386712 | V-Secure Jingyun Antivirus Kernel Driver ZyArk.sys access controlvdb-entrytechnical-description
- VDB-386712 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-19195 | CVE Analysis and Reportthird-party-advisory
- Submit #864561 | V-Secure Technology Jingyun Antivirus 2.4.2.39 Exposed IOCTL with Insufficient Access Controlthird-party-advisory
- https://github.com/patrickt2017/CVE-2026-19195-PoCexploit
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