CVE-2025-21326 — Type Confusion in Microsoft Windows Server 2025

CWE-843 — Type Confusion4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.5%
top 32.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Microsoft Windows Server 2025Microsoft Windows Server 2022 23h2Msrc Windows Server 2022 23h2 Edition+1 more
Timeline
PublishedJan 14

Description

Internet Explorer Remote Code Execution Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶NVDmicrosoft/windows< 10.0.25398.1369+1
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.2894

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

1
GHSA
GHSA-hphq-5232-xjcf: Internet Explorer Remote Code Execution Vulnerability↗2025-01-14
▶

📋Vendor Advisories

1
Microsoft
Internet Explorer Remote Code Execution Vulnerability↗2025-01-14
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft January 2025 Patch Tuesday fixes 8 zero-days, 159 flaws↗2025-01-14
▶
CVE-2025-21326 — Type Confusion in Microsoft | cvebase