Privilege escalation in V-Secure Jingyun Antivirus
CVE-2026-19195
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (5.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- V-Secure Jingyun Antivirus — versions 2.4.2.39
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/vuln/386712 (technical-description, vdb-entry)
- vuldb.com/vuln/386712/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-19195 (third-party-advisory)
- vuldb.com/submit/864561 (third-party-advisory)
- github.com/patrickt2017/research/issues/2 (issue-tracking, exploit, broken-link)
- github.com/patrickt2017/CVE-2026-19195-PoC (exploit)
Frequently asked questions
- What is CVE-2026-19195?
- CVE-2026-19195 is a high-severity vulnerability in V-Secure Jingyun Antivirus, classified under Incorrect Privilege Assignment. CVSS score: 7.8/10. Published 2026-08-07.
- How severe is CVE-2026-19195?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2026-19195 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.