What’s Vulnerable › Vulnerabilities
CVE-2025-21326: Internet Explorer Remote Code Execution Vulnerability
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-01-14 · updated 2026-06-17
- Weakness: CWE-843
Description
Internet Explorer Remote Code Execution Vulnerability
Affected products
- Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.1369 — fixed in 10.0.25398.1369
- Microsoft Windows Server 2025: before 10.0.26100.2894 — fixed in 10.0.26100.2894
- Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): from 10.0.25398.0 before 10.0.25398.1369 — fixed in 10.0.25398.1369
- Microsoft Windows Server 2025: from 10.0.26100.0 before 10.0.26100.2894 — fixed in 10.0.26100.2894
How to fix
Upgrade to a fixed version: Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1369; Microsoft Windows Server 2025 10.0.26100.2894; Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1369; Microsoft Windows Server 2025 10.0.26100.2894. Check the vendor advisory for mitigations.
References
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