CVE-2026-8501_CVE-2026-8501

7.8 / 10

HIGH

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

Description

Improper access control in the PCTCore64.sys Windows kernel driver from PC Tools Internet Security allows user-mode processes to access the PCTCoreDriver WDM device interface and invoke privileged IOCTL handlers. A local attacker with the ability to access or load the affected driver can exploit this vulnerability to perform sensitive and privileged operations on the target system.

Basic Information

ID CVE-2026-8501

Source certcc

Published Jun 1, 2026 at 16:25

Modified Jun 1, 2026 at 18:20

Affected Product

Vendor Symantec

Product PC Tools Internet Security

Version *

Affected Versions Symantec PC Tools Internet Security *

CWE Classification

CWE-782

References

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    "published": "2026-06-01T16:25:11.611Z",
    "modified": "2026-06-01T18:20:05.862Z",
    "type": "cve",
    "title": "CVE-2026-8501",
    "source": "certcc",
    "references": "https://learn.microsoft.com/en-us/windows/security/application-security/application-control/app-control-for-business/design/microsoft-recommended-driver-block-rules\nhttps://learn.microsoft.com/en-us/windows/win32/secauthz/security-descriptor-definition-language\nhttps://kb.cert.org/vuls/id/158530",
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        "cvssV3": {
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