CVE-2025-62567CWE-191

Windows Hyper-V Denial of Service Vulnerability

Medium · published December 9, 2025

CVSS v3.1
5.3
EPSS
1%
Percentile
63.4
In the wild
Unconfirmed
What it is

Integer underflow (wrap or wraparound) in Windows Hyper-V allows an authorized attacker to deny service over a network.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01031 · 63.4th percentile
Weakness
CWE-191 · Integer Underflow (Wrap or Wraparound)
Published
2025-12-09T17:56Z
EPSS history
Timeline
  • 09 DEC 17:56Z
    Windows Hyper-V Denial of Service Vulnerability
    cvelistv5