CVE-2026-50300CWE-125CWE-191

Windows DWM Core Library Information Disclosure Vulnerability

Medium · published July 14, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
33.5
In the wild
Unconfirmed
What it is

Integer underflow (wrap or wraparound) in Windows Kernel allows an authorized attacker to disclose information locally.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00404 · 33.5th percentile
Weaknesses
CWE-125 · Out-of-bounds Read; CWE-191 · Integer Underflow (Wrap or Wraparound)
Published
2026-07-14T17:06Z
EPSS history
Timeline
  • 14 JUL 17:06Z
    Windows DWM Core Library Information Disclosure Vulnerability
    cvelistv5