PT-2026-58388 · Microsoft · Windows Overlay Filter

Published 2026-07-14 · Updated 2026-07-15 · CVE-2026-50409

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Overlay Filter (affected versions not specified)

Description An issue in the Windows Overlay Filter allows an authorized local attacker to disclose sensitive information. This flaw enables local users to access data that should be restricted, resulting in a high confidentiality impact.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2026-50409

Affected Products

Windows Overlay Filter

References · 3

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50409 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-50409 · Security Note
• https://twitter.com/windowsforum/status/2077324083738349957 · Twitter Post