CVE-2025-62455

CWE-20 — Improper Input Validation5 documents5 sources
Severity
7.8HIGH
EPSS
0.1%
top 77.20%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
21
Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2+18 more
Timeline
PublishedDec 9

Description

Improper input validation in Windows Message Queuing 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 Packages21 packages

▶NVDmicrosoft/windows< 10.0.14393.8688+2
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8688
▶NVDmicrosoft/windows_10_1809< 10.0.17763.8146
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6691
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.6691

🔴Vulnerability Details

2
GHSA
GHSA-8gm2-4q24-m56x: Improper input validation in Windows Message Queuing allows an authorized attacker to elevate privileges locally↗2025-12-09
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CVEList
Microsoft Message Queuing (MSMQ) Elevation of Privilege Vulnerability↗2025-12-09
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📋Vendor Advisories

1
Microsoft
Microsoft Message Queuing (MSMQ) Elevation of Privilege Vulnerability↗2025-12-09
▶

🕵️Threat Intelligence

1
Wiz
CVE-2025-62455 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2025-62455 (HIGH CVSS 7.8) | Improper input validation in Window | cvebase.io