CVE-2026-32177
Modified
Modified - Updated After Analysis
BaseFortify
Vulnerability report for CVE-2026-32177, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-05-12
Last updated on: 2026-06-30
Assigner: Microsoft Corporation
Description
Description
Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | visual_studio_2022 | From 17.12.0 (inc) to 17.12.20 (exc) |
| microsoft | visual_studio_2022 | From 17.14.0 (inc) to 17.14.32 (exc) |
| microsoft | visual_studio_2026 | From 18.5.0 (inc) to 18.5.3 (exc) |
| 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 |
| microsoft | .net_framework | 4.8.1 |
| microsoft | .net | From 10.0.0 (inc) to 10.0.8 (exc) |
| microsoft | .net | From 8.0.0 (inc) to 8.0.27 (exc) |
| microsoft | .net | From 9.0.0 (inc) to 9.0.16 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
