{"id":"UBUNTU-CVE-2026-70194","details":"Improper certificate validation in .NET Framework allows an unauthorized attacker to bypass a security feature over a network.","modified":"2026-10-20T10:45:26.360901486Z","published":"2026-10-13T00:00:00Z","upstream":["CVE-2026-70194"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-70194"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-70194"},{"type":"REPORT","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70194"},{"type":"REPORT","url":"https://devblogs.microsoft.com/dotnet/dotnet-and-dotnet-framework-october-2026-servicing-updates"},{"type":"REPORT","url":"https://github.com/dotnet/announcements/issues/464"}],"affected":[{"package":{"name":"dotnet7","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/dotnet7?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.0.105-0ubuntu1~22.04.1","7.0.107-0ubuntu1~22.04.1","7.0.108-0ubuntu1~22.04.1","7.0.109-0ubuntu1~22.04.1","7.0.110-0ubuntu1~22.04.1","7.0.111-0ubuntu1~22.04.1","7.0.112-0ubuntu1~22.04.1","7.0.113-0ubuntu1~22.04.1","7.0.114-0ubuntu1~22.04.1","7.0.115-0ubuntu1~22.04.1","7.0.116-0ubuntu1~22.04.1","7.0.117-0ubuntu1~22.04.1","7.0.117-0ubuntu1~22.04.2","7.0.119-0ubuntu1~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"aspnetcore-runtime-7.0","binary_version":"7.0.119-0ubuntu1~22.04.1"},{"binary_name":"aspnetcore-targeting-pack-7.0","binary_version":"7.0.119-0ubuntu1~22.04.1"},{"binary_version":"7.0.119-0ubuntu1~22.04.1","binary_name":"dotnet-apphost-pack-7.0"},{"binary_name":"dotnet-host-7.0","binary_version":"7.0.119-0ubuntu1~22.04.1"},{"binary_name":"dotnet-hostfxr-7.0","binary_version":"7.0.119-0ubuntu1~22.04.1"},{"binary_version":"7.0.119-0ubuntu1~22.04.1","binary_name":"dotnet-runtime-7.0"},{"binary_version":"7.0.119-0ubuntu1~22.04.1","binary_name":"dotnet-sdk-7.0"},{"binary_version":"7.0.119-0ubuntu1~22.04.1","binary_name":"dotnet-sdk-7.0-source-built-artifacts"},{"binary_version":"7.0.119-0ubuntu1~22.04.1","binary_name":"dotnet-targeting-pack-7.0"},{"binary_name":"dotnet-templates-7.0","binary_version":"7.0.119-0ubuntu1~22.04.1"},{"binary_name":"dotnet7","binary_version":"7.0.119-0ubuntu1~22.04.1"},{"binary_name":"netstandard-targeting-pack-2.1-7.0","binary_version":"7.0.119-0ubuntu1~22.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-70194.json"}},{"package":{"name":"dotnet11","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/dotnet11?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["11.0.100-11.0.0~rc1-0ubuntu1","11.0.100-11.0.0~rc2-0ubuntu1~26.10.1"],"ecosystem_specific":{"binaries":[{"binary_name":"aspnetcore-runtime-11.0","binary_version":"11.0.0~rc2-0ubuntu1~26.10.1"},{"binary_version":"11.0.0~rc2-0ubuntu1~26.10.1","binary_name":"aspnetcore-runtime-dbg-11.0"},{"binary_name":"aspnetcore-targeting-pack-11.0","binary_version":"11.0.0~rc2-0ubuntu1~26.10.1"},{"binary_version":"11.0.0~rc2-0ubuntu1~26.10.1","binary_name":"dotnet-apphost-pack-11.0"},{"binary_version":"11.0.0~rc2-0ubuntu1~26.10.1","binary_name":"dotnet-host-11.0"},{"binary_name":"dotnet-hostfxr-11.0","binary_version":"11.0.0~rc2-0ubuntu1~26.10.1"},{"binary_name":"dotnet-runtime-11.0","binary_version":"11.0.0~rc2-0ubuntu1~26.10.1"},{"binary_name":"dotnet-runtime-dbg-11.0","binary_version":"11.0.0~rc2-0ubuntu1~26.10.1"},{"binary_name":"dotnet-sdk-11.0","binary_version":"11.0.100~rc2-0ubuntu1~26.10.1"},{"binary_name":"dotnet-sdk-11.0-source-built-artifacts","binary_version":"11.0.100~rc2-0ubuntu1~26.10.1"},{"binary_name":"dotnet-sdk-aot-11.0","binary_version":"11.0.100~rc2-0ubuntu1~26.10.1"},{"binary_version":"11.0.100~rc2-0ubuntu1~26.10.1","binary_name":"dotnet-sdk-dbg-11.0"},{"binary_version":"11.0.0~rc2-0ubuntu1~26.10.1","binary_name":"dotnet-targeting-pack-11.0"},{"binary_version":"11.0.100~rc2-0ubuntu1~26.10.1","binary_name":"dotnet-templates-11.0"},{"binary_name":"dotnet11","binary_version":"11.0.100-11.0.0~rc2-0ubuntu1~26.10.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-70194.json"}}],"schema_version":"1.9.0","severity":[{"type":"Ubuntu","score":"medium"}]}