Vulnerability-Lookup

CVE-2026-19195 (GCVE-0-2026-19195)

Vulnerability from cvelistv5 – Published: 2026-08-07 04:45 – Updated: 2026-08-07 15:28

Title

V-Secure Jingyun Antivirus Kernel Driver ZyArk.sys access control

Summary

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.

Severity

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

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

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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-284 - Improper Access Controls
CWE-266 - Incorrect Privilege Assignment

Assigner

VulDB

References

5 references

URL	Tags
https://vuldb.com/vuln/386712	vdb-entry
https://vuldb.com/vuln/386712/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19195	third-party-advisory
https://vuldb.com/submit/864561	third-party-advisory
https://github.com/patrickt2017/research/issues/2	exploitissue-tracking

Impacted products

1 product

Vendor	Product	Version
V-Secure	Jingyun Antivirus	Affected: 2.4.2.39 cpe:2.3:a:v-secure:jingyun_antivirus::::::::

Credits

patrickt2017 (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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                "id": "CVE-2026-19195",
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                "role": "CISA Coordinator",
                "timestamp": "2026-08-07T15:28:01.365364Z",
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    "dateReserved": "2026-08-06T20:09:41.698Z",
    "dateUpdated": "2026-08-07T15:28:13.555Z",
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      "epss": "0.00111",
      "percentile": "0.01515"
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}

GHSA-HFV4-4VHJ-6536

Vulnerability from github – Published: 2026-08-07 06:30 – Updated: 2026-08-07 06:30

Details

Severity

7.8 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.1 (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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-19195"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-266"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-07T05:17:01Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-hfv4-4vhj-6536",
  "modified": "2026-08-07T06:30:28Z",
  "published": "2026-08-07T06:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19195"
    },
    {
      "type": "WEB",
      "url": "https://github.com/patrickt2017/research/issues/2"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-19195"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/864561"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/386712"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/386712/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

CVE-2026-19195 (GCVE-0-2026-19195)

GHSA-HFV4-4VHJ-6536

Tags

Sightings

Nomenclature