CVE-2026-32178: CWE-138: Improper Neutralization of Special Elements in Microsoft .NET 10.0
Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-138, involves improper neutralization of special elements in Microsoft .NET 10.0. It enables an attacker without privileges or user interaction to spoof network communications. The CVSS 3.1 base score is 7.5, reflecting high severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this vulnerability to spoof network communications, potentially misleading systems or users by impersonating legitimate entities. The confidentiality impact is high, while integrity and availability impacts are not affected according to the CVSS vector.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the vendor-provided patch promptly. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32178 for detailed remediation instructions.
CVE-2026-32178: CWE-138: Improper Neutralization of Special Elements in Microsoft .NET 10.0
Description
Improper neutralization of special elements in .NET allows an unauthorized attacker to perform spoofing over a network.
CVSS v3.1
Score 7.5high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-138, involves improper neutralization of special elements in Microsoft .NET 10.0. It enables an attacker without privileges or user interaction to spoof network communications. The CVSS 3.1 base score is 7.5, reflecting high severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this vulnerability to spoof network communications, potentially misleading systems or users by impersonating legitimate entities. The confidentiality impact is high, while integrity and availability impacts are not affected according to the CVSS vector.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the vendor-provided patch promptly. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32178 for detailed remediation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-11T00:26:53.425Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32178","vendor":"Microsoft"}]
Threat ID: 69de7a3282d89c981fd6bcb4
Added to database: 04/14/2026, 17:32:34 UTC
Last enriched: 07/15/2026, 08:55:13 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 144
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