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CVE-2026-32226

.NET Framework Denial of Service Vulnerability

Published: Apr 14, 2026Updated: Apr 14, 2026 Sources: CVE List NVD
NVD MITRE
5.9CVSS
MEDIUM

Concurrent execution using shared resource with improper synchronization ('race condition') in .NET Framework allows an unauthorized attacker to deny service over a network.

EPSS Score
0.1%
Top 78.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High

Weaknesses

CWE-362

Affected Products

Microsoft .NET Framework 3.5 AND 4.7.2
Microsoft
Microsoft .NET Framework 3.5 AND 4.8
Microsoft
Microsoft .NET Framework 3.5 AND 4.8.1
Microsoft
Microsoft .NET Framework 4.8
Microsoft

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32226
msrc.microsoft.com

Timeline

Published
Apr 14, 2026
Last Updated
Apr 14, 2026

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