CVE-2026-49785CWE-404

CVE-2026-49785

High · published October 13, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
26.4
In the wild
Unconfirmed
What it is

Improper resource shutdown or release in Windows UEFI allows an authorized attacker to bypass a security feature 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
CVSS v4.0
Not supplied
EPSS
0.00341 · 26.4th percentile
Weakness
CWE-404 · Improper Resource Shutdown or Release
Published
2026-10-13T23:18Z
References (1)
EPSS history
Timeline
  • 15 OCT 03:32Z
    EPSS moved — → 0%
    epss
  • 13 OCT 18:59Z
    UEFI Secure Boot Security Feature Bypass Vulnerability
    cvelistv5
  • 13 OCT 18:59Z
    UEFI Secure Boot Security Feature Bypass Vulnerability
    cvelistv5