CVE-2026-69300: Windows Push Notifications Elevation of Privilege Vulnerability
Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
Other sources
Windows Push Notifications Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9445Patch KB5124008 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.2954Patch KB5124012 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33438Patch KB5122871 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7582Patch KB5122880 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9445Patch KB5124008 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5622Patch KB5122882
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An attacker must already be authorized on the affected system and able to execute locally. The provided data does not indicate that remote exploitation or user interaction is required.
Which systems are identified as affected?
The affected software listed is Microsoft Windows 11, Microsoft Windows Server 2025, and Microsoft Windows Server 2022.
What is the likely impact of successful exploitation?
A successful local exploit can elevate the attacker's privileges. The supplied severity vector indicates high impacts to confidentiality, integrity, and availability.