CVE-2026-33826

Published Apr 14, 2026

Last updated 24 days ago

CVSS high 8.0
Port (135)

Overview

Description
Improper input validation in Windows Active Directory allows an authorized attacker to execute code over an adjacent network.
Source
secure@microsoft.com
NVD status
Analyzed
Products
windows_server_2012, windows_server_2016, windows_server_2019, windows_server_2022, windows_server_2022_23h2, windows_server_2025

Risk scores

CVSS 3.1

Type
Primary
Base score
8
Impact score
5.9
Exploitability score
2.1
Vector string
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

secure@microsoft.com
CWE-20

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.