{"id":"CVE-2025-55248","aliases":["BIT-dotnet-2025-55248","BIT-dotnet-sdk-2025-55248","GHSA-gwq6-fmvp-qp68"],"url":"https://o3.security/vulnerability/CVE-2025-55248","summary":"Microsoft Security Advisory CVE-2025-55248: .NET Information Disclosure Vulnerability","details":"Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.","published":"2025-10-14T17:15:44.787Z","modified":"2026-04-10T05:29:53.113311Z","cvss":{"score":5.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N"},"epss":{"score":0.0072,"percentile":0.52007,"asOf":"2026-09-15"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-arm","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-arm64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-musl-arm","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-musl-arm64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-musl-x64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-x64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.osx-arm64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.osx-x64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-arm","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-arm64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-x64","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-x86","fixedVersion":"9.0.10"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-arm","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-arm64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-musl-arm","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-musl-arm64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-musl-x64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.linux-x64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.osx-arm64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.osx-x64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-arm","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-arm64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-x64","fixedVersion":"8.0.21"},{"ecosystem":"NuGet","name":"Microsoft.NetCore.App.Runtime.win-x86","fixedVersion":"8.0.21"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55248"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T05:29:53.113311Z"}}