CVE-2025-21326

High

Description

Internet Explorer Remote Code Execution Vulnerability

SeverityHigh
CVSS7.8
Exploit probability—
ProductMicrosoft Windows Server
PublishedJan 14, 2025
First seenJan 14, 2025
Weakness typeCWE-843CWE-843

How to fix

Update
  • microsoft windows_server_2022_23h210.0.25398.1369 or later
  • microsoft windows_server_202510.0.26100.2894 or later

Affected products

ProductAffected versionsFixed in
microsoft windows_server_2022_23h2v < 10.0.25398.136910.0.25398.1369
microsoft windows_server_2025v < 10.0.26100.289410.0.26100.2894

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.