CVE-2026-25189HighCVSS 7.8
Windows DWM Core Library Elevation of Privilege Vulnerability
🔗 CVE IDs covered (1)
📋 Description
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
🎯 Affected products12
- Windows 10 Version 1809 for 32-bit Systems
- Windows 10 Version 1809 for x64-based Systems
- Windows 10 Version 21H2 for 32-bit Systems
- Windows 10 Version 21H2 for ARM64-based Systems
- Windows 10 Version 21H2 for x64-based Systems
- Windows 10 Version 22H2 for 32-bit Systems
- Windows 10 Version 22H2 for ARM64-based Systems
- Windows 10 Version 22H2 for x64-based Systems
- Windows Server 2019
- Windows Server 2019 (Server Core installation)
- Windows Server 2022
- Windows Server 2022 (Server Core installation)
✅ Remediation
KB5078752 (Security Update) — fixed build 10.0.17763.8511 KB5078766 (Security Update) — fixed build 10.0.20348.4893 KB5078737 (Security Hotpatch Update) — fixed build 10.0.20348.4830 KB5078885 (Security Update) — fixed build 10.0.19044.7058 KB5078885 (Security Update) — fixed build 10.0.19045.7058
🔗 References (8)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25189
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5078752
- referencehttps://support.microsoft.com/help/5078752
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5078766
- referencehttps://support.microsoft.com/help/5078766
- referencehttps://support.microsoft.com/help/5078737
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5078885
- referencehttps://support.microsoft.com/help/5078885