Out-of-bounds Read in Microsoft Windows 10 1607
CVE-2026-69637
Out-of-bounds read in Windows DHCP Server allows an authorized attacker to deny service over an adjacent network.
Vulnerability class: Buffer Overflow
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Windows_10_1607
- Microsoft Windows_10_1809
- Microsoft Windows 10 Version 1607
- Microsoft Windows 10 Version 1809
- Microsoft Windows Server 2012
- Microsoft Windows_server_2012 — versions r2
- Microsoft Windows Server 2012 R2
- Microsoft Windows Server 2012 R2 (Server Core Installation)
- Microsoft Windows Server 2012 (Server Core Installation)
- Microsoft Windows Server 2016
Weakness classification (CWE)
References
- secure@microsoft.com (vendor-advisory, Patch, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-69637?
- CVE-2026-69637 is a medium-severity vulnerability in Microsoft Windows 10 1607, classified under Out-of-bounds Read. CVSS score: 5.7/10. Published 2026-09-08.
- How severe is CVE-2026-69637?
- Medium severity. CVSS v3 base score is 5.7 out of 10.