CVE-2025-27727 — Link Following in Microsoft Windows 10 Version 1507

CWE-59 — Link Following9 documents7 sources
Severity
7.8HIGHNVD
EPSS
1.1%
top 21.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
27
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+24 more
Timeline
PublishedApr 8

Description

Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages26 packages

▶NVDmicrosoft/windows< 10.0.14393.7969+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.20978
▶NVDmicrosoft/windows_10_1607< 10.0.14393.7969
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7136
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5737

🔴Vulnerability Details

2
CVEList
Windows Installer Elevation of Privilege Vulnerability↗2025-04-08
▶
GHSA
GHSA-m8g5-jr5h-6c6f: Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to elevate privileges locally↗2025-04-08
▶

📋Vendor Advisories

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

🕵️Threat Intelligence

5
Talos
Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities↗2025-04-08
▶
Talos
Microsoft Patch Tuesday for April 2025 — Snort rules and prominent vulnerabilities↗2025-04-08
▶
Qualys
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review | Qualys↗2025-04-08
▶
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws↗2025-04-08
▶
Qualys
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review↗2025-04-08
▶
CVE-2025-27727 — Link Following in Microsoft | cvebase