CVE-2026-45592CWE-190CWE-416

Windows Internet (wininet.dll) Elevation of Privilege Vulnerability

High · published June 9, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
25.4
In the wild
Unconfirmed
What it is

Integer overflow or wraparound in Windows Internet (wininet.dll) allows an authorized attacker to elevate privileges locally.

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
0.00333 · 25.4th percentile
Weaknesses
CWE-190 · Integer Overflow or Wraparound; CWE-416 · Use After Free
Published
2026-06-09T17:05Z
EPSS history
Timeline
  • 09 JUN 17:05Z
    Windows Internet (wininet.dll) Elevation of Privilege Vulnerability
    cvelistv5