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Unrated severityNVD Advisory· Published Dec 9, 2025· Updated Apr 16, 2026

Microsoft Message Queuing (MSMQ) Elevation of Privilege Vulnerability

CVE-2025-62455

Description

Improper input validation in Windows Message Queuing allows an authorized attacker to elevate privileges locally.

Affected products

17
  • Microsoft/Message Queuingllm-fuzzy
  • Microsoft/Windows 10 1607cpe-rescue3 versions
    10.0.14393.0+ 2 more
    • (no CPE)range: 10.0.14393.0
    • (no CPE)range: 10.0.19044.0
    • (no CPE)range: 10.0.19045.0
  • Microsoft/Windows 10 1809cpe-rescue
    Range: 10.0.17763.0
  • Microsoft/Windows Server 2008cpe-rescue2 versions
    6.1.7601.0+ 1 more
    • (no CPE)range: 6.1.7601.0
    • (no CPE)range: 6.0.6003.0
  • Microsoft/Windows Server 2008 R2 Service Pack 1 (Server Core installation)v5
    Range: 6.1.7601.0
  • Microsoft/Windows Server 2008 Service Pack 2 (Server Core installation)v5
    Range: 6.0.6003.0
  • Microsoft/Windows Server 2012cpe-rescue2 versions
    6.2.9200.0+ 1 more
    • (no CPE)range: 6.2.9200.0
    • (no CPE)range: 6.3.9600.0
  • Microsoft/Windows Server 2012 R2 (Server Core installation)v5
    Range: 6.3.9600.0
  • Microsoft/Windows Server 2012 (Server Core installation)v5
    Range: 6.2.9200.0
  • Microsoft/Windows Server 2016cpe-rescue
    Range: 10.0.14393.0
  • Microsoft/Windows Server 2016 (Server Core installation)v5
    Range: 10.0.14393.0
  • Microsoft/Windows Server 2019cpe-rescue
    Range: 10.0.17763.0
  • Microsoft/Windows Server 2019 (Server Core installation)v5
    Range: 10.0.17763.0

Patches

Vulnerability mechanics

References

1

News mentions

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