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CVE-2026-42981
HIGH
CVSS: 8.1
Published: 2026-06-09
Modified: 2026-07-23
Description
Integer underflow (wrap or wraparound) in Windows Performance Monitor allows an unauthorized attacker to execute code over a network.
Affected Platforms
Microsoft Windows 11 24H2Microsoft Windows 11 23H2Microsoft Windows Server 2025Microsoft Windows Server 2022Microsoft Windows 11 25H2Microsoft Windows 11 26H1