Vulnerability details

CVE-2026-50685

Microsoft Windows 10Microsoft Windows Server

Windows DHCP Server Remote Code Execution Vulnerability

CVSS 3.1
7.5High

Official description

Double free in Windows DHCP Server allows an authorized attacker to execute code over a network.

CVSS scores

ScoreVersionSourceVector
7.5High 3.1 CVEProject cvelistV5 (CNA) (microsoft) CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersionsSource
Microsoft Windows 10 Version 1607 10.0.14393.0 ≤ v < 10.0.14393.9339 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 1809 10.0.17763.0 ≤ v < 10.0.17763.9020 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 6.2.9200.0 ≤ v < 6.2.9200.26226 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ≤ v < 6.2.9200.26226 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 R2 6.3.9600.0 ≤ v < 6.3.9600.23291 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ≤ v < 6.3.9600.23291 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2016 10.0.14393.0 ≤ v < 10.0.14393.9339 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ≤ v < 10.0.14393.9339 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2019 10.0.17763.0 ≤ v < 10.0.17763.9020 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2022 10.0.20348.0 ≤ v < 10.0.20348.5386 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2025 10.0.26100.0 ≤ v < 10.0.26100.33158 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ≤ v < 10.0.26100.33158 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-07-14
Last updated
2026-11-01
State
Published
Assigner (CNA)
microsoft

Exploit prediction (EPSS)

0.66%
Probability of exploitation in 30 days
51.8%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-415
    Double Free