CVE-2025-64680CWE-122

Windows DWM Core Library Elevation of Privilege Vulnerability

High · published December 9, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
30.1
In the wild
Unconfirmed
What it is

⚡ A heap-based buffer overflow in the Windows DWM Core Library could let an authorized attacker elevate their privileges with just the right conditions! 🚀 Think of it like a well-guarded VIP lounge at a concert. If someone manages to forge a pass, they can stroll past security and access areas they shouldn’t — that’s how this buffer overflow works, granting unexpected access to privileged operations. An attacker could exploit this vulnerability to gain elevated privileges on the system, potentially allowing them to execute malicious code, access sensitive data, or alter system configurations. This means they could maneuver around your defenses like a ghost in the machine, creating absolute chaos if left unchecked!

Put simply

Think of it like a well-guarded VIP lounge at a concert. If someone manages to forge a pass, they can stroll past security and access areas they shouldn’t — that’s how this buffer overflow works, granting unexpected access to privileged operations. This vulnerability arises from improper handling of input in the Windows DWM Core Library, leading to a heap-based buffer overflow that can be exploited by an authorized local user to gain higher permissions.

What to do

An attacker could exploit this vulnerability to gain elevated privileges on the system, potentially allowing them to execute malicious code, access sensitive data, or alter system configurations. This means they could maneuver around your defenses like a ghost in the machine, creating absolute chaos if left unchecked! To mitigate this risk, make sure to apply the latest security updates provided by Microsoft as soon as they are available. Regularly review user permissions and restrict access to sensitive areas on your system where possible. 🛡️ You've got this! Stay proactive, and your systems will be stronger than ever! 💪✨

The record
Technical detail
CVSS v3.1
7.8 · HIGH
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
CVSS v4.0
Not supplied
EPSS
0.00374 · 30.1th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2025-12-09T17:56Z
EPSS history
Timeline
  • 09 DEC 17:56Z
    Windows DWM Core Library Elevation of Privilege Vulnerability
    cvelistv5