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CVE-2026-70250

Last refreshed2026-10-15

Status: UPDATED  |  Advisory ID: CVE-2026-70250

Key Details

CVECVE-2026-70250
CVSS Score / Version
8.8 (High) / CVSS v3.1
Updated2026-10-13
CVSS Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Prose
attack vector is adjacent; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected products
see table below
Classified as
CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition'))

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
MicrosoftWindows Server 2025
MicrosoftWindows Server 2012
MicrosoftWindows Server 2016
MicrosoftWindows Server 2019
MicrosoftWindows Server 2022
MicrosoftWindows Server 2012 R2
SubsystemsOT Supporting Infrastructure
SectorsAll Sectors

What to Know

Use after free in Windows DHCP Client allows an unauthorized attacker to execute code over an adjacent network.

What to Do

Monitor Microsoft's web page for any future patch releases.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-70250
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-70250

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