CVE-2026-32177: CWE-122: Heap-based Buffer Overflow in Microsoft .NET 10.0
Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32177) involves a heap-based buffer overflow in Microsoft .NET version 10.0. It enables an unauthorized local attacker to elevate privileges on the affected system. The vulnerability has been assigned a CVSS v3.1 score of 7.3, indicating high severity. Microsoft has released an official fix to remediate this issue. There are no known exploits in the wild at this time. The vulnerability is documented in the Microsoft Security Response Center advisory.
Potential Impact
Successful exploitation of this heap-based buffer overflow can lead to local privilege escalation, allowing an attacker with limited access to gain higher privileges on the affected system. This could compromise system integrity and security. The vulnerability does not appear to be remotely exploitable and requires local access with user interaction.
Mitigation Recommendations
An official fix is available from Microsoft for .NET 10.0 to remediate this vulnerability. It is recommended to apply the vendor-provided patch as soon as possible. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-32177: CWE-122: Heap-based Buffer Overflow in Microsoft .NET 10.0
Description
Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.3high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32177) involves a heap-based buffer overflow in Microsoft .NET version 10.0. It enables an unauthorized local attacker to elevate privileges on the affected system. The vulnerability has been assigned a CVSS v3.1 score of 7.3, indicating high severity. Microsoft has released an official fix to remediate this issue. There are no known exploits in the wild at this time. The vulnerability is documented in the Microsoft Security Response Center advisory.
Potential Impact
Successful exploitation of this heap-based buffer overflow can lead to local privilege escalation, allowing an attacker with limited access to gain higher privileges on the affected system. This could compromise system integrity and security. The vulnerability does not appear to be remotely exploitable and requires local access with user interaction.
Mitigation Recommendations
An official fix is available from Microsoft for .NET 10.0 to remediate this vulnerability. It is recommended to apply the vendor-provided patch as soon as possible. No additional mitigation steps are indicated by the vendor advisory.
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-2026-32177","vendor":"Microsoft"}]
Threat ID: 6a036535cbff5d861008c2a8
Added to database: 05/12/2026, 17:36:53 UTC
Last enriched: 06/30/2026, 21:40:12 UTC
Last updated: 07/03/2026, 08:51:24 UTC
Views: 172
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