What’s Vulnerable › Products
Microsoft .NET Core vulnerabilities
41 known vulnerabilities, 2 confirmed exploited in the wild (CISA KEV), 8 published in the last 12 months.
Check whether your Microsoft .NET Core version is affected
Exploited Microsoft .NET Core vulnerabilities
- CVE-2023-44487 — HTTP/2 Rapid Reset Attack Vulnerability
- CVE-2023-38180 — Microsoft .NET Core and Visual Studio Denial-of-Service Vulnerability
Latest Microsoft .NET Core vulnerabilities
- CVE-2026-88092 — ASP.NET Core Tampering Vulnerability (CVSS 9.4)
- CVE-2026-69304 — ASP.NET Core Denial of Service Vulnerability (CVSS 5.9)
- CVE-2026-45591 — ASP.NET Core Denial of Service Vulnerability (CVSS 7.5)
- CVE-2026-40372 — ASP.NET Core Elevation of Privilege Vulnerability (CVSS 9.1)
- CVE-2026-26130 — ASP.NET Core Denial of Service Vulnerability (CVSS 7.5)
- CVE-2025-55315 — ASP.NET Security Feature Bypass Vulnerability (CVSS 9.9)
- CVE-2025-26682 — ASP.NET Core and Visual Studio Denial of Service Vulnerability (CVSS 7.5)
- CVE-2025-24070 — ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability (CVSS 7.0)
- CVE-2024-21404 — .NET Denial of Service Vulnerability (CVSS 7.5)
- CVE-2024-21386 — .NET Denial of Service Vulnerability (CVSS 7.5)
- CVE-2023-36558 — ASP.NET Core Security Feature Bypass Vulnerability (CVSS 5.5)
- CVE-2023-36038 — ASP.NET Core Denial of Service Vulnerability (CVSS 7.5)
- CVE-2023-44487 — HTTP/2 Rapid Reset Attack Vulnerability (CVSS 7.5) — exploited
- CVE-2023-38180 — Microsoft .NET Core and Visual Studio Denial-of-Service Vulnerability (CVSS 7.5) — exploited
- CVE-2023-35391 — ASP.NET Core SignalR and Visual Studio Information Disclosure Vulnerability (CVSS 7.5)
- CVE-2021-43877 — ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability (CVSS 4.6)
- CVE-2021-34532 — ASP.NET Core and Visual Studio Information Disclosure Vulnerability (CVSS 2.1)
- CVE-2021-1723 — ASP.NET Core and Visual Studio Denial of Service Vulnerability (CVSS 5.0)
- CVE-2020-1045 — Microsoft ASP.NET Core Security Feature Bypass Vulnerability (CVSS 5.0)
- CVE-2020-1597 — ASP.NET Core Denial of Service Vulnerability (CVSS 7.5)
- CVE-2020-1161 — ASP.NET Core Denial of Service Vulnerability (CVSS 7.5)
- CVE-2020-0603 — (CVSS 8.8)
- CVE-2020-0602 — (CVSS 7.5)
- CVE-2019-1302 — (CVSS 8.8)
- CVE-2019-1075 — (CVSS 6.1)