Microsoft .NET 9.0 vulnerabilities, page 3
80 vulnerabilities
Known vulnerabilities in Microsoft .NET 9.0, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.
CVE-2026-62900chainguarddotnet-sdk-10.0.2+15
EPSS score0.75%
Improper removal of sensitive information before storage or transfer in .NET allows an unauthorized attacker to disclose information over a network.CVE-2026-62897ubuntudotnet7+16EPSS score0.37%
Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.CVE-2026-62899chainguarddotnet-bootstrap-8+23EPSS score0.75%
Inconsistent interpretation of http requests ('http request/response smuggling') in .NET allows an unauthorized attacker to bypass a security feature over a network.CVE-2026-62909chainguarddotnet-bootstrap-8+23EPSS score0.26%
Uncaught exception in .NET allows an authorized attacker to elevate privileges locally.CVE-2026-62898ubuntudotnet7+11EPSS score1.03%
Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.CVE-2026-26127chainguarddotnet-bootstrap-10+24EPSS score1.22%
Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network.CVE-2026-26171chainguarddotnet-10-sdk+32EPSS score2.26%
Uncontrolled resource consumption in .NET allows an unauthorized attacker to deny service over a network.CVE-2026-47303ubuntudotnet10+13EPSS score0.84%
Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network.CVE-2026-47300ubuntudotnet10+13EPSS score0.78%
Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.CVE-2026-47304chainguardaspnet-8-targeting-pack+42EPSS score0.29%
Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.CVE-2026-47302chainguardaspnet-8-targeting-pack+48EPSS score1.17%
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.CVE-2026-42899chainguarddotnet-bootstrap-8+70EPSS score2.44%
Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network.CVE-2026-56170ubuntudotnet10+20EPSS score1.17%
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.CVE-2026-58649ubuntudotnet10+39EPSS score0.27%
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.CVE-2026-57108chainguarddotnet-bootstrap-8+19EPSS score1.17%
Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network.CVE-2026-69522ubuntudotnet7+14EPSS score0.91%
Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.CVE-2026-69806ubuntudotnet10+10EPSS score0.76%
Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally.CVE-2026-69304chainguardaspnet-8-targeting-pack+48EPSS score0.88%
Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.CVE-2026-69439ubuntudotnet7+10EPSS score0.84%
Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.CVE-2026-45491chainguarddotnet-bootstrap-8+15EPSS score0.37%
Improper link resolution before file access ('link following') in .NET allows an unauthorized attacker to perform tampering locally.