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Vulnerability record · CVE-2026-62909 · published 11 August 2026

CVE-2026-62909: Microsoft visual studio 2022 unchecked return value vulnerability

Microsoft · Visual Studio 2022

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

7.8 CVSS 3.1 High EPSS 0.26% · top 83.6% CWE-252 · Unchecked return value
7.8CVSS 3.1 base score
0.26%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
1References
14 Aug 2026Last modified by NVD

Description

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

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62909 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-62909), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.