MEDIUM Published October 13, 2026

CVE-2026-83787

Insufficient verification of data authenticity in Windows DHCP Server allows an authorized attacker to bypass a security feature locally.

CVSS base score

5.5 (v3.1)

Severity

MEDIUM

Attack vector

Local

Weakness

CWE-288

Last modified

October 29, 2026

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected products

microsoft windows 10 1607 microsoft windows 10 1809 microsoft windows server 2012 microsoft windows server 2016 microsoft windows server 2019 microsoft windows server 2022 microsoft windows server 2025

References

msrc.microsoft.com Patch, Vendor Advisory

View full NVD advisory →

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CVE-2026-83787

Affected products

References

More microsoft vulnerabilities

Published the same day

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