Windows Push Notifications
CVE-2025-50155 — Windows Push Notifications Apps Elevation of Privilege Vulnerability
Executive Summary
Access of resource using incompatible type ('type confusion') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
Overview
7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Exploitation Unlikely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.8
EPSS Score
0.00401
probability of exploitation in the next 30 days
0.31735 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
25 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 for 32-bit Systems | 5063889 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 for x64-based Systems | 5063889 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1607 for 32-bit Systems | 5063871 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1607 for x64-based Systems | 5063871 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1809 for 32-bit Systems | 5063877 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 1809 for x64-based Systems | 5063877 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 21H2 for 32-bit Systems | 5063709 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 21H2 for ARM64-based Systems | 5063709 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 21H2 for x64-based Systems | 5063709 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 22H2 for 32-bit Systems | 5063709 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 22H2 for ARM64-based Systems | 5063709 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 10 Version 22H2 for x64-based Systems | 5063709 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
| Windows 11 Version 22H2 for ARM64-based Systems | 5063875 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 11 Version 22H2 for x64-based Systems | 5063875 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 11 Version 23H2 for ARM64-based Systems | 5063875 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 11 Version 23H2 for x64-based Systems | 5063875 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows 11 Version 24H2 for ARM64-based Systems 5063878 (Security Update) 5064010 (SecurityHotpatchUpdate) Important Elevation of Privilege 5062553 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.26100.4946 10.0.26100.4851 Yes None Windows 11 Version 24H2 for x64-based Systems 5063878 (Security Update) 5064010 (SecurityHotpatchUpdate) Important Elevation of Privilege 5062553 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.26100.4946 10.0.26100.4851 Yes None Windows Server 2012 | 5063906 (MonthlyRollup) |
Important | Elevation of Privilege | Yes |
| Windows Server 2012 (Server Core installation) | 5063906 (MonthlyRollup) |
Important | Elevation of Privilege | Yes |
| Windows Server 2012 R2 | 5063950 (MonthlyRollup) |
Important | Elevation of Privilege | Yes |
| Windows Server 2012 R2 (Server Core installation) | 5063950 (MonthlyRollup) |
Important | Elevation of Privilege | Yes |
| Windows Server 2016 | 5063871 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server 2016 (Server Core installation) | 5063871 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server 2019 | 5063877 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server 2019 (Server Core installation) | 5063877 (Security Update) |
Important | Elevation of Privilege | Yes |
| Windows Server 2022 5063880 (SecurityUpdate) 5063812 (SecurityHotpatchUpdate) Important Elevation of Privilege 5062572 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.20348.4052 10.0.20348.3989 Yes None Windows Server 2022 (Server Core installation) 5063880 (SecurityUpdate) 5063812 (SecurityHotpatchUpdate) Important Elevation of Privilege 5062572 Base: 7.8 Temporal: 6.8 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C 10.0.20348.4052 10.0.20348.3989 Yes None Windows Server 2022, 23H2 Edition (Server Core installation) | 5063899 (SecurityUpdate) |
Important | Elevation of Privilege | Yes |
Patches
8 patches
| Article | Type | Restart |
|---|---|---|
5063889 |
SecurityUpdate | Yes |
5063871 |
Security Update | Yes |
5063877 |
Security Update | Yes |
5063709 |
SecurityUpdate | Yes |
5063875 |
Security Update | Yes |
5063906 |
MonthlyRollup | Yes |
5063950 |
MonthlyRollup | Yes |
5063899 |
SecurityUpdate | Yes |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
Zhiniang Peng with HUST & R4nger with CyberKunLun
References
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