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Vulnerabilities of Microsoft Microsoft Visual Studio 2026 version 18.11

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CVE Summary Score Published
CVE-2026-118147 Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network 7.4 High Oct 31, 2026
CVE-2026-102870 Improper control of generation of code ('code injection') in ASP.NET Core allows an unauthorized attacker to execute… 8.8 High Oct 13, 2026
CVE-2026-70197 Out-of-bounds write in .NET allows an unauthorized attacker to execute code over a network 8.1 High Oct 13, 2026

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