CVE-2025-64680
published 2025-12-09CVE-2025-64680: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
PriorityP348high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.37%
29.3th percentile
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Affected
42 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_1507 | < 10.0.10240.21161 | 10.0.10240.21161 |
| microsoft | windows_10_1607 | < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft | windows_10_1809 | < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft | windows_10_21h2 | < 10.0.19044.6456 | 10.0.19044.6456 |
| microsoft | windows_10_22h2 | < 10.0.19045.6456 | 10.0.19045.6456 |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.21161 | 10.0.10240.21161 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft | windows_10_version_21h2 | >= 10.0.19044.0 < 10.0.19044.6456 | 10.0.19044.6456 |
| microsoft | windows_10_version_22h2 | >= 10.0.19045.0 < 10.0.19045.6456 | 10.0.19045.6456 |
| microsoft | windows_11_22h2 | < 10.0.22621.6060 | 10.0.22621.6060 |
| microsoft | windows_11_23h2 | < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft | windows_11_24h2 | < 10.0.26100.6899 | 10.0.26100.6899 |
| microsoft | windows_11_25h2 | < 10.0.26200.6899 | 10.0.26200.6899 |
| microsoft | windows_11_version_22h2 | >= 10.0.22621.0 < 10.0.22621.6060 | 10.0.22621.6060 |
| microsoft | windows_11_version_22h3 | >= 10.0.22631.0 < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft | windows_11_version_23h2 | >= 10.0.22631.0 < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft | windows_11_version_24h2 | >= 10.0.26100.0 < 10.0.26100.6899 | 10.0.26100.6899 |
| microsoft | windows_11_version_25h2 | >= 10.0.26200.0 < 10.0.26200.6899 | 10.0.26200.6899 |
| microsoft | windows_server_2016 | < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft | windows_server_2016 | >= 10.0.14393.0 < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft | windows_server_2019 | < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft | windows_server_2019 | >= 10.0.17763.0 < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft | windows_server_2022 | < 10.0.20348.4294 | 10.0.20348.4294 |
| microsoft | windows_server_2022 | >= 10.0.20348.0 < 10.0.20348.4294 | 10.0.20348.4294 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vendor_msrc7.8HIGH
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Microsoft
Windows DWM Core Library Elevation of Privilege Vulnerability
vendor_msrc·2025-12-09·CVSS 7.8
CVE-2025-64680 [HIGH] CWE-122 Windows DWM Core Library Elevation of Privilege Vulnerability
Windows DWM Core Library Elevation of Privilege Vulnerability
Description: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
FAQ: What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Windows DWM Core Library: Windows DWM Core Library
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5066586
Reference: https://support.microsoft.com/help/5066586
Reference: https://catalog.update.microsoft.c
GHSA
GHSA-x3gr-qf62-vqmh: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally
ghsa_unreviewed·2025-12-09
CVE-2025-64680 [HIGH] CWE-122 GHSA-x3gr-qf62-vqmh: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
No detection rules found.
No public exploits indexed.
Bleepingcomputer
Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws
blogs_bleepingcomputer·2025-12-09·CVSS 7.8
[HIGH] Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws
## Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws
## Lawrence Abrams
28 Elevation of Privilege Vulnerabilities
19 Remote Code Execution Vulnerabilities
4 Information Disclosure Vulnerabilities
3 Denial of Service Vulnerabilities
2 Spoofing Vulnerabilities
When BleepingComputer reports on Patch Tuesday security updates, we only count those released by Microsoft today. Therefore, the number of flaws does not include Microsoft Edge (15 flaws) and Mariner vulnerabilities fixed earlier this month.
To learn more about the non-security updates released today, you can review our dedicated articles on the Windows 11 KB5072033 & KB5071417 cumulative updates .
If you're facing delays, blind spots, or prioritization issues with Patch Tuesday updates, our recent webinar with
Wiz
CVE-2025-64680 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 7.8
CVE-2025-64680 [HIGH] CVE-2025-64680 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2025-64680 :
vulnerability analysis and mitigation
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Source : NVD
## 7.8
Score
Published December 9, 2025
Severity HIGH
CNA Score 7.8
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 20.3
Exploitation Probability (EPSS) 0.1
Sources
NVD
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2025-12-09
Published