CVE-2025-54091

CWE-122 — Heap-based Buffer OverflowCWE-190 — Integer Overflow4 documents4 sources
Severity
7.8HIGH
EPSS
0.1%
top 67.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
29
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+26 more
Timeline
PublishedSep 9

Description

Integer overflow or wraparound in Windows Hyper-V 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 Packages29 packages

▶NVDmicrosoft/windows< 10.0.14393.8422+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21128
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8422
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7792
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6332

🔴Vulnerability Details

2
GHSA
GHSA-63v4-wjq3-45mp: Integer overflow or wraparound in Windows Hyper-V allows an authorized attacker to elevate privileges locally↗2025-09-09
▶
CVEList
Windows Hyper-V Elevation of Privilege Vulnerability↗2025-09-09
▶

📋Vendor Advisories

1
Microsoft
Windows Hyper-V Elevation of Privilege Vulnerability↗2025-09-09
▶
CVE-2025-54091 (HIGH CVSS 7.8) | Integer overflow or wraparound in W | cvebase.io