CVE-2026-70162: Microsoft Visual Studio 2022 Version 17.14

Medium severity, CVSS 5.9. EPSS: 0.8% chance of exploitation in the next 30 days.

A denial of service vulnerability exists when Microsoft Common Object Runtime Library improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET web application. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the .NET application. The update addresses the vulnerability by correcting how the .NET web application handles web requests.

Affected products

• Microsoft Microsoft Visual Studio 2022 Version 17.14: from 17.14.0, before 17.14.42 (fixed in 17.14.42)
• Microsoft Microsoft Visual Studio 2026 Version 18.10: from 18.10.0, before 18.10.4 (fixed in 18.10.4)
• Microsoft System.security.cryptography.pkcs: from 10.0.0, before 10.0.13 (fixed in 10.0.13)

Published 2026-10-13. Last modified 2026-10-13.