CVE-2026-32178
Analyzed Analyzed - Analysis Complete
NET Spoofing Vulnerability via Improper Input Neutralization

Publication date: 2026-04-14

Last updated on: 2026-05-07

Assigner: Microsoft Corporation

Description
Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.
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Meta Information
Published
2026-04-14
Last Modified
2026-05-07
Generated
2026-06-16
AI Q&A
2026-04-14
EPSS Evaluated
2026-06-14
NVD
CVE-2026-32178
EUVD
EUVD-2026-22562
Affected Vendors & Products
Showing 5 associated CPEs
Vendor Product Version / Range
microsoft .net From 10.0.0 (inc) to 10.0.6 (exc)
microsoft .net From 8.0.0 (inc) to 8.0.26 (exc)
microsoft .net From 9.0.0 (inc) to 9.0.15 (exc)
microsoft visual_studio_2022 From 17.12.0 (inc) to 17.12.19 (exc)
microsoft visual_studio_2022 From 17.14.0 (inc) to 17.14.30 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-138 The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as control elements or syntactic markers when they are sent to a downstream component.
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Executive Summary

This vulnerability involves improper neutralization of special elements in the .NET framework. It allows an unauthorized attacker to perform spoofing attacks over a network.

Impact Analysis

The vulnerability can lead to spoofing attacks, where an attacker can impersonate a trusted entity over a network. This can result in unauthorized access or deception, potentially compromising security.

Compliance Impact

The vulnerability allows an unauthorized attacker to perform spoofing over a network by exploiting improper neutralization of special elements in .NET.

Such spoofing attacks can potentially lead to unauthorized access or misrepresentation of identity, which may impact the confidentiality and integrity of data.

This could affect compliance with standards and regulations like GDPR and HIPAA that require protection of sensitive data and prevention of unauthorized access.

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