CVE-2026-49181CWE-191

Windows DHCP Client Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
67.2
In the wild
Unconfirmed
What it is

Integer underflow (wrap or wraparound) in Windows DHCP Client allows an unauthorized attacker to elevate privileges over a network.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01172 · 67.2th percentile
Weakness
CWE-191 · Integer Underflow (Wrap or Wraparound)
Published
2026-07-14T17:05Z
EPSS history
Timeline
  • 14 JUL 17:05Z
    Windows DHCP Client Elevation of Privilege Vulnerability
    cvelistv5