PT-2026-48011 · Microsoft · Windows Server 2022+1

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-45648

NVD

CVSS v3.1

8.8

High

Base vector

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

Stack-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.

Fix

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2026-45648

Affected Products

Windows Server 2022

Windows Server 2025

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-45648 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648 · Vendor Advisory