PT-2026-32749 · Microsoft · Windows Push Notifications Apps+1

Published 2026-04-14 · Updated 2026-04-25 · CVE-2026-26172

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Push Notifications (affected versions not specified)

Description Improper synchronization during concurrent execution using a shared resource, known as a race condition, allows an authorized attacker to elevate privileges locally.

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

LPE

Use After Free

Race Condition

Weakness Enumeration

CWE-416

CWE-362

Related Identifiers

BDU:2026-05682

CVE-2026-26172

Affected Products

Windows

Windows Push Notifications Apps

References · 8

• https://bdu.fstec.ru/vul/2026-05682 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26172 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-26172 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-26172 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-26172 · Security Note
• https://twitter.com/CVEnew/status/2044358617059430624 · Twitter Post
• https://twitter.com/windowsforum/status/2044230915551797721 · Twitter Post
• https://twitter.com/giuseppe_1337/status/2047874559789969789 · Twitter Post