CVE-2026-32203: CWE-121: Stack-based Buffer Overflow in Microsoft .NET 10.0
Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
AI Analysis
Technical Summary
This vulnerability involves a stack-based buffer overflow in Microsoft .NET 10.0 and Visual Studio, which can be exploited remotely without authentication to cause a denial of service (DoS). The CVSS vector indicates network attack vector with low attack complexity and no privileges or user interaction required. The impact is limited to availability, with no confidentiality or integrity impact reported. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation results in denial of service, impacting the availability of affected systems running .NET 10.0. There is no reported impact on confidentiality or integrity. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided patch as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32203 for detailed patching instructions.
CVE-2026-32203: CWE-121: Stack-based Buffer Overflow in Microsoft .NET 10.0
Description
Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a stack-based buffer overflow in Microsoft .NET 10.0 and Visual Studio, which can be exploited remotely without authentication to cause a denial of service (DoS). The CVSS vector indicates network attack vector with low attack complexity and no privileges or user interaction required. The impact is limited to availability, with no confidentiality or integrity impact reported. Microsoft has published an official fix to remediate this vulnerability.
Potential Impact
Successful exploitation results in denial of service, impacting the availability of affected systems running .NET 10.0. There is no reported impact on confidentiality or integrity. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided patch as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32203 for detailed patching instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-11T01:49:58.658Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32203","vendor":"Microsoft"}]
Threat ID: 69de7a3682d89c981fd6bd40
Added to database: 4/14/2026, 5:32:38 PM
Last enriched: 5/19/2026, 10:48:21 AM
Last updated: 5/31/2026, 4:51:18 AM
Views: 89
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