CVE-2026-49800CWE-122CWE-190

Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege Vulnerability

High · published July 14, 2026

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

Integer overflow or wraparound in Windows Web Proxy Auto-Discovery Protocol (WPAD) 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-122 · Heap-based Buffer Overflow; CWE-190 · Integer Overflow or Wraparound
Published
2026-07-14T17:05Z
EPSS history
Timeline
  • 14 JUL 17:05Z
    Windows Web Proxy Auto-Discovery Protocol (WPAD) Elevation of Privilege Vulnerability
    cvelistv5