CVE-2026-69322

Published: Sep 8, 2026Modified: Sep 24, 2026

8.0

Vector

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

Exploitability: 2.1 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Double free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges over a network.

Affected (10)

Products: Microsoft: Windows 11 23h2, Windows 11 24h2, Windows 11 25h2, Windows 11 26h1, Windows Server 2022, Windows Server 2025

6 products

Windows 11 23h2

Windows 11 24h2

Windows 11 25h2

Windows 11 26h1

Windows Server 2022

Windows Server 2025

Configuration A

10 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 11 23h2	version < 10.0.22631.7582
Microsoft Windows 11 23h2	version < 10.0.22631.7582
Microsoft Windows 11 24h2	version < 10.0.26100.9445
Microsoft Windows 11 24h2	version < 10.0.26100.9445
Microsoft Windows 11 25h2	version < 10.0.26200.9445
Microsoft Windows 11 25h2	version < 10.0.26200.9445
Microsoft Windows 11 26h1	version < 10.0.28000.2954
Microsoft Windows 11 26h1	version < 10.0.28000.2954
Microsoft Windows Server 2022	version < 10.0.20348.5622
Microsoft Windows Server 2025	version < 10.0.26100.33438

Related CWEs

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69322

Source: secure@microsoft.com

PatchVendor Advisory

Timeline

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