{"id":"CVE-2026-19195","state":"PUBLISHED","title":"V-Secure Jingyun Antivirus Kernel Driver ZyArk.sys access control","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.","publishedAt":"2026-08-07T04:45:09.413Z","updatedAt":"2026-08-11T04:59:35.429Z","severity":{"score":8.5,"label":"High","version":"4.0","vector":"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","source":"VulDB"},"assigner":"VulDB","products":["V-Secure Jingyun Antivirus"],"affected":[{"vendor":"V-Secure","product":"Jingyun Antivirus","versions":[{"version":"2.4.2.39","status":"affected"}],"cpes":["cpe:2.3:a:v-secure:jingyun_antivirus:*:*:*:*:*:*:*:*"],"modules":["Kernel Driver"]}],"references":["https://vuldb.com/vuln/386712","https://vuldb.com/vuln/386712/cti","https://vuldb.com/cve/CVE-2026-19195","https://vuldb.com/submit/864561","https://github.com/patrickt2017/CVE-2026-19195-PoC"],"weaknesses":["CWE-284","CWE-266"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19195.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19195","state":"PUBLISHED","datePublished":"2026-08-07T04:45:09.413Z","dateUpdated":"2026-08-11T04:59:35.429Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-06T20:09:41.698Z"},"containers":{"cna":{"title":"V-Secure Jingyun Antivirus Kernel Driver ZyArk.sys access control","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"V-Secure","product":"Jingyun Antivirus","versions":[{"version":"2.4.2.39","status":"affected"}],"cpes":["cpe:2.3:a:v-secure:jingyun_antivirus:*:*:*:*:*:*:*:*"],"modules":["Kernel Driver"]}],"references":[{"url":"https://vuldb.com/vuln/386712","name":"VDB-386712 | V-Secure Jingyun Antivirus Kernel Driver ZyArk.sys access control","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/386712/cti","name":"VDB-386712 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-19195","name":"CVE-2026-19195 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/864561","name":"Submit #864561 | V-Secure Technology Jingyun Antivirus 2.4.2.39 Exposed IOCTL with Insufficient Access Control","tags":["third-party-advisory"]},{"url":"https://github.com/patrickt2017/CVE-2026-19195-PoC","tags":["exploit"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.5,"vectorString":"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","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":7.8,"vectorString":"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","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":7.8,"vectorString":"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","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":6.8,"vectorString":"AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","type":"CWE","lang":"en","description":"Improper Access Controls"}]},{"descriptions":[{"cweId":"CWE-266","type":"CWE","lang":"en","description":"Incorrect Privilege Assignment"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-08-11T04:59:35.429Z"},"timeline":[{"time":"2026-08-06T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-08-06T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-08-11T07:04:29.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"patrickt2017 (VulDB User)","type":"reporter"},{"lang":"en","value":"patrickt2017 (VulDB User)","type":"analyst"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202608"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-07T15:28:01.365364Z","id":"CVE-2026-19195","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-07T15:28:13.555Z"}}]}}}