CVE-2025-27475 — Sensitive Data Storage in Improperly Locked Memory in Microsoft Windows 11 Version 22h2

CWE-591 — Sensitive Data Storage in Improperly Locked Memory5 documents5 sources
Severity
7.0HIGHNVD
EPSS
0.2%
top 62.14%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Microsoft Windows 11 Version 22h2Microsoft Windows 11 Version 22h3Microsoft Windows 11 Version 23h2+4 more
Timeline
PublishedApr 8

Description

Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9

Affected Packages7 packages

▶NVDmicrosoft/windows_11_22h2< 10.0.22621.5189
▶NVDmicrosoft/windows_11_23h2< 10.0.22631.5189
▶NVDmicrosoft/windows_11_24h2< 10.0.26100.3775
▶CVEListV5microsoft/windows_11_version_22h210.0.22621.0 — 10.0.22621.5189
▶CVEListV5microsoft/windows_11_version_22h310.0.22631.0 — 10.0.22631.5189

🔴Vulnerability Details

2
CVEList
Windows Update Stack Elevation of Privilege Vulnerability↗2025-04-08
▶
GHSA
GHSA-jjwr-7vqh-8gf4: Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally↗2025-04-08
▶

📋Vendor Advisories

1
Microsoft
Windows Update Stack Elevation of Privilege Vulnerability↗2025-04-08
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws↗2025-04-08
▶
CVE-2025-27475 — Microsoft vulnerability | cvebase