Race condition in Microsoft .NET Framework and Microsoft Windows - CVE-2026-32226
Published: April 15, 2026
Vulnerability identifier: #VU126153
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-32226
CWE-ID: CWE-362
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a race condition in .NET Framework. A remote attacker can exploit the race and cause a denial of service condition on the system.
Affected software
Microsoft .NET Framework
Microsoft Windows
Microsoft Windows
How to mitigate CVE-2026-32226
Install updates from vendor's website.
Microsoft .NET Framework - addressed in versions 2.0.50727.9068 & 3.0.30729.9065 & 4.7.4141.0, 2.0.50727.9068 & 3.0.30729.9065 & 4.8.4801.0, 2.0.50727.9181 & 3.0.30729.9165 & 4.8.4801.0, 4.8.4801.0
Microsoft Windows - update to 11 26H1 10.0.28000.1836
Microsoft Windows - update to 11 26H1 10.0.28000.1836