PT-2026-58414 · Microsoft · Windows Overlay Filter+1

CVE-2026-50435 · Published 2026-07-14 · Updated 2026-07-23

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description A buffer over-read in the Windows Overlay Filter allows an authorized attacker to elevate privileges locally, which can lead to full system compromise.

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

DoS

Buffer Over-read

Integer Overflow

Weakness Enumeration

CWE-126

CWE-190

Related Identifiers

CVE-2026-50435

Affected Products

Windows

Windows Overlay Filter

References · 6

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-50435 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-50435 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-50435 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50435 · Vendor Advisory
• https://t.me/cveNotify/214046 · Telegram Post
• https://t.me/cveNotify/208396 · Telegram Post