# CVE-2026-62909

## Summary

- **CVE ID:** CVE-2026-62909
- **Severity:** HIGH
- **CVSS Score:** 7.8 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
- **CWE:** CWE-248, CWE-252
- **Published:** Aug 11, 2026
- **Last Modified:** Sep 16, 2026

## Description

Uncaught exception in .NET allows an authorized attacker to elevate privileges locally.

## Affected Products

- Microsoft — .NET 10.0 (10.0.0)
- Microsoft — .NET 8.0 (8.0.0)
- Microsoft — .NET 9.0 (9.0.0)
- Microsoft — Microsoft Visual Studio 2022 version 17.14 (17.14.0)
- Microsoft — Microsoft Visual Studio 2026 version 18.8 (18.0)

## References

- [CNA](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62909)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.29%
- **EPSS Percentile:** 21.4

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._