CVE-2026-96960
Analyzed Analyzed - Analysis Complete

Asymmetric Resource Consumption Amplification in .NET

Vulnerability report for CVE-2026-96960, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-13

Last updated on: 2026-10-16

Assigner: Microsoft Corporation

Description

Asymmetric resource consumption (amplification) in .NET allows an unauthorized attacker to deny service over a network.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-13
Last Modified
2026-10-16
Generated
2026-10-19
AI Q&A
2026-10-14
EPSS Evaluated
2026-10-18
NVD
EUVD

Affected Vendors & Products

Showing 18 associated CPEs
Vendor Product Version / Range
microsoft .net From 8.0.0 (inc) to 8.0.5 (exc)
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net 11.0.0
microsoft .net From 9.0.0 (inc) to 9.0.21 (exc)
microsoft .net From 10.0.0 (inc) to 10.0.13 (exc)
microsoft .net_framework 4.8.1
microsoft .net_framework 4.8
microsoft .net_framework 4.6.2
microsoft .net_framework 4.7
microsoft .net_framework 4.7.1
microsoft .net_framework 4.7.2
microsoft .net_framework 3.5

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-405 The product does not properly control situations in which an adversary can cause the product to consume or produce excessive resources without requiring the adversary to invest equivalent work or otherwise prove authorization, i.e., the adversary's influence is "asymmetric."

Attack-Flow Graph

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Executive Summary

This vulnerability is a denial of service issue in .NET caused by asymmetric resource consumption. An attacker can exploit it to amplify network traffic, overwhelming a system's resources and making it unavailable to legitimate users.

Impact Analysis

It can cause service disruptions by consuming excessive network or system resources, leading to downtime for applications relying on .NET frameworks. This affects availability but does not directly expose data or allow code execution.

Compliance Impact

This vulnerability enables denial-of-service attacks, which could disrupt services handling personal or sensitive data. GDPR requires data protection measures to ensure availability, while HIPAA mandates safeguards against service disruptions. Exploitation may violate compliance by failing to maintain system availability for protected data.

Mitigation Strategies

Apply the latest security updates from Microsoft to patch the .NET Framework and System.Security.Cryptography.Xml components. Monitor network traffic for unusual patterns indicating resource exhaustion attempts.

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