CVE-2026-32177
HIGH EPSS 33.3%
Published May 12, 20261mo ago · Modified Jun 19, 20261w ago
7.3 CVSS 3.1
Published May 12, 2026 1mo ago
Last Modified Jun 19, 2026 1w ago
Description
Heap-based buffer overflow in .NET allows an unauthorized attacker to elevate privileges locally.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability Low
Threat Intelligence
EPSS Exploit Probability
33.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 3
CWE-122
CWE-20 Improper Input Validation Validation
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 45
| Vendor | Product | Version | Range |
|---|---|---|---|
| microsoft | visual_studio_2022 | * | ≥17.12.0 – <17.12.20 |
| microsoft | visual_studio_2022 | * | ≥17.14.0 – <17.14.32 |
| microsoft | visual_studio_2026 | * | ≥18.5.0 – <18.5.3 |
| microsoft | .net_framework | 4.8 | any |
| microsoft | windows_10_1607 | * | any |
| microsoft | windows_server_2012 | * | any |
| microsoft | windows_server_2012 | r2 | any |
| microsoft | windows_server_2016 | * | any |
| microsoft | .net_framework | 4.6.2 | any |
| microsoft | .net_framework | 4.7 | any |
| microsoft | .net_framework | 4.7.1 | any |
| microsoft | .net_framework | 4.7.2 | any |
| microsoft | windows_server_2012 | * | any |
| microsoft | windows_server_2012 | r2 | any |
| microsoft | .net_framework | 3.5 | any |
| microsoft | .net_framework | 4.8.1 | any |
| microsoft | windows_10_21h2 | * | any |
| microsoft | windows_10_22h2 | * | any |
| microsoft | windows_10_22h2 | * | any |
| microsoft | windows_11_22h2 | * | any |
| microsoft | windows_11_23h2 | * | any |
| microsoft | windows_11_24h2 | * | any |
| microsoft | windows_11_24h2 | * | any |
| microsoft | windows_11_25h2 | * | any |
| microsoft | windows_11_25h2 | * | any |
| microsoft | windows_11_26h1 | * | any |
| microsoft | windows_11_26h1 | * | any |
| microsoft | windows_server_2022 | * | any |
| microsoft | windows_server_2025 | * | any |
| microsoft | .net_framework | 3.5 | any |
| microsoft | .net_framework | 4.8 | any |
| microsoft | windows_10_1809 | * | any |
| microsoft | windows_10_1809 | * | any |
| microsoft | windows_10_21h2 | * | any |
| microsoft | windows_10_22h2 | * | any |
| microsoft | windows_10_22h2 | * | any |
| microsoft | windows_server_2019 | * | any |
| microsoft | windows_server_2025 | * | any |
| microsoft | .net_framework | 3.5 | any |
| microsoft | windows_server_2012 | * | any |
| microsoft | windows_server_2012 | r2 | any |
| microsoft | .net | * | ≥8.0.0 – <8.0.27 |
| microsoft | .net | * | ≥9.0.0 – <9.0.16 |
| microsoft | .net | * | ≥10.0.0 – <10.0.8 |
| microsoft | windows | * | any |
References 1
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32177
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.