Vulnerability · Published Dec 9, 2025 · Assigned by microsoft

CVE-2025-64679Windows DWM Core Library Elevation of Privilege Vulnerability

High 7.8

In plain English

A high-severity heap buffer overflow in Windows 10 Version 1507 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 39% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.5%top 60.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1507 10.0.10240.0 – before 10.0.10240.21161
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.8519
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.7919
Microsoft Windows 10 Version 21H2 10.0.19044.0 – before 10.0.19044.6456
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.6456
Microsoft Windows 11 version 22H2 10.0.22621.0 – before 10.0.22621.6060
Microsoft Windows 11 version 22H3 10.0.22631.0 – before 10.0.22631.6060
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.6060
Microsoft Windows 11 Version 24H2 10.0.26100.0 – before 10.0.26100.6899
Microsoft Windows 11 Version 25H2 10.0.26200.0 – before 10.0.26200.6899
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.8519
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.8519
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.7919
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.7919
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.4294
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.1913
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.6899
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.6899

Weakness: CWE-122 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References