CVE-2026-50390CWE-843

CVE-2026-50390

High · published July 14, 2026

CVSS v3.1
7.0
EPSS
0%
Percentile
19.2
In the wild
Unconfirmed
What it is

Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
7.0 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00279 · 19.2th percentile
Weakness
CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')
Published
2026-07-14T22:17Z
Affected products (16)
ProductVersionsFixed in
microsoft/windows_10_1607< 10.0.14393.933910.0.14393.9339
microsoft/windows_10_1607< 10.0.14393.933910.0.14393.9339
microsoft/windows_10_1809< 10.0.17763.902010.0.17763.9020
microsoft/windows_10_1809< 10.0.17763.902010.0.17763.9020
microsoft/windows_10_21h2< 10.0.19044.754810.0.19044.7548
microsoft/windows_10_22h2< 10.0.19045.754810.0.19045.7548
microsoft/windows_11_24h2< 10.0.26100.887510.0.26100.8875
microsoft/windows_11_25h2< 10.0.26200.887510.0.26200.8875
microsoft/windows_11_26h1< 10.0.28000.226910.0.28000.2269
microsoft/windows_11_26h1< 10.0.28000.252510.0.28000.2525
microsoft/windows_server_2012all versions—
microsoft/windows_server_2012all versions—
microsoft/windows_server_2016< 10.0.14393.933910.0.14393.9339
microsoft/windows_server_2019< 10.0.17763.902010.0.17763.9020
microsoft/windows_server_2022< 10.0.20348.538610.0.20348.5386
microsoft/windows_server_2025< 10.0.26100.3315810.0.26100.33158
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50390 · [email protected]
EPSS history
Timeline
  • 14 JUL 17:06Z
    Windows Kernel Elevation of Privilege Vulnerability
    cvelistv5