CVE-2026-50303CWE-1240

Windows Key Guard Security Feature Bypass Vulnerability

Medium · published July 14, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
18.9
In the wild
Unconfirmed
What it is

Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to bypass a security feature 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
0.00270 · 18.9th percentile
Weakness
CWE-1240 · Use of a Cryptographic Primitive with a Risky Implementation
Published
2026-07-14T17:06Z
EPSS history
Timeline
  • 14 JUL 17:06Z
    Windows Key Guard Security Feature Bypass Vulnerability
    cvelistv5