Vulnerability · Published Apr 8, 2025 · Assigned by microsoft
CVE-2025-27475Windows Update Stack Elevation of Privilege Vulnerability
High 7.0
In plain English
A high-severity security flaw in Windows 11 version 22H2 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.4%top 68.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 – before 10.0.22621.5189 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – before 10.0.22631.5189 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – before 10.0.22631.5189 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – before 10.0.26100.3775 |
Weakness: CWE-591 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Windows Update Stack Elevation of Privilege Vulnerability vendor-advisory, patch