CVE-2026-92254

WatchDog Antivirus kernel driver arbitrary file deletion via unauthenticated IOCTL

State: Published
Severity: 6.9 Medium
Published: Sep 20, 2026
Updated: Sep 21, 2026
Reserved: Sep 15, 2026

Description

Missing Authorization in the IOCTL handlers of the wsdkd.sys kernel drivers in Watchdog WatchDog Antivirus 1.8.640 (driver versions 1.3.0.0 and earlier) on Microsoft Windows allows local, low-privileged attackers to delete arbitrary files with SYSTEM privileges, bypassing NTFS access controls and potentially disabling security products or destabilizing the operating system, via crafted IOCTL requests sent to the \Device\wsdk device.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/AU:Y/RE:L/U:Amber	watchdog

Weaknesses

CWE-20 Improper input validation
CWE-306 Missing authentication for critical function

Affected Products

Product	Versions
Anti-VirusWatchdog	1.8.640 to before 1.8.804Affected

References

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