CVE-2026-72958CWE-415

CVE-2026-72958

High · published September 8, 2026

CVSS v3.1
8.2
EPSS
0%
Percentile
27.3
In the wild
Unconfirmed
What it is

Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
8.2 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00348 · 27.3th percentile
Weakness
CWE-415 · Double Free
Published
2026-09-08T22:20Z
Affected products (7)
ProductVersionsFixed in
microsoft/windows_11_24h2< 10.0.26100.944510.0.26100.9445
microsoft/windows_11_24h2< 10.0.26100.944510.0.26100.9445
microsoft/windows_11_25h2< 10.0.26200.944510.0.26200.9445
microsoft/windows_11_25h2< 10.0.26200.944510.0.26200.9445
microsoft/windows_11_26h1< 10.0.28000.295410.0.28000.2954
microsoft/windows_11_26h1< 10.0.28000.295410.0.28000.2954
microsoft/windows_server_2025< 10.0.26100.3343810.0.26100.33438
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-72958 · [email protected]
EPSS history
Timeline
  • 10 SEP 03:18Z
    EPSS moved — → 0%
    epss
  • 08 SEP 17:12Z
    Windows Credential Guard Elevation of Privilege Vulnerability
    cvelistv5