PT-2026-113258 · Microsoft · Windows 11 Version 23H2+6

CVE-2026-97830

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Published

2026-10-13

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Updated

2026-10-13

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Double free in Windows Internet Information Services allows an unauthorized attacker to deny service over a network.

Fix

Double Free

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Weakness Enumeration

CWE-415

Related Identifiers

CVE-2026-97830

Affected Products

Windows 11 Version 23H2
Windows 11 Version 24H2
Windows 11 Version 25H2
Windows 11 Version 26H2
Windows 11 Version 26H1
Windows Server 2022
Windows Server 2025