Double Free in Windows Search Component

Publication date: 2026-09-08

Last updated on: 2026-09-24

Assigner: Microsoft Corporation

Description

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

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-08

Last Modified

2026-09-24

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-69322

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_11_23h2	to 10.0.22631.7582 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7582 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9445 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9445 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9445 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9445 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2954 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2954 (exc)
microsoft	windows_server_2025	to 10.0.26100.33438 (exc)
microsoft	windows_server_2022	to 10.0.20348.5622 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-415	The product calls free() twice on the same memory address.

Attack-Flow Graph

Executive Summary

This vulnerability is a double free issue in Microsoft Windows Search Component. A double free occurs when a program frees the same memory twice, which can lead to memory corruption and potentially allow an attacker to execute arbitrary code or elevate privileges.

Impact Analysis

An authorized attacker could exploit this over a network to gain elevated privileges on your system. This could allow them to install programs, view or delete data, or create new accounts with full user rights.

Mitigation Strategies

Apply the latest security updates from Microsoft for the Windows Search Component to patch the double free vulnerability. Monitor Microsoft's security advisories for patches and install them promptly.

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