What is CVE-2026-50524?

CVE-2026-50524 is a high-severity vulnerability in Microsoft Visual Studio 2022 Version 17.12, classified under CWE-1287. CVSS score: 7.5/10. Published 2026-07-14.

How severe is CVE-2026-50524?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Microsoft Visual Studio 2022 Version 17.12

CVE-2026-50524

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Microsoft Visual Studio 2022 Version 17.12 — versions 17.12.0
Microsoft Visual Studio 2022 Version 17.14 — versions 17.14.0
Microsoft Visual Studio 2026 Version 18.7 — versions 18.0
Microsoft .Net 10.0 — versions 10.0.0
Microsoft .Net 8.0 — versions 8.0.0
Microsoft .Net 9.0 — versions 9.0.0

Weakness classification (CWE)

CWE-1287

References

secure@microsoft.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-50524?: CVE-2026-50524 is a high-severity vulnerability in Microsoft Visual Studio 2022 Version 17.12, classified under CWE-1287. CVSS score: 7.5/10. Published 2026-07-14.
How severe is CVE-2026-50524?: High severity. CVSS v3 base score is 7.5 out of 10.