{"action":"Upgrade Microsoft.NETCore.App.Runtime.linux-musl-arm to 8.0.32 (8.x), 9.0.21 (9.x), 10.0.13 (10.x) or 11.0.0-rc.2 (11.x) or later.","affected":[{"fixed":"9.0.21","introduced":"9.0.0"},{"fixed":"8.0.32","introduced":"8.0.0"},{"fixed":"10.0.13","introduced":"10.0.0"},{"fixed":"11.0.0-rc.2","introduced":"11.0.0-preview.1"}],"component":"Microsoft.NETCore.App.Runtime.linux-musl-arm","cve_ids":["CVE-2026-58280"],"ecosystem":"NuGet","epss":0.01103,"exploited":false,"fixed_versions":["9.0.21","8.0.32","10.0.13","11.0.0-rc.2"],"ghsa_id":"GHSA-mc4q-93x5-f6hj","id":"tcs_01M5N8TPWN11Y3Z2MJ78XAP81P","modified_at":"2026-10-19T19:30:25.313402741Z","published_at":"2026-10-13T20:01:59Z","references":["https://osv.dev/vulnerability/GHSA-mc4q-93x5-f6hj","https://github.com/dotnet/runtime/security/advisories/GHSA-mc4q-93x5-f6hj","https://nvd.nist.gov/vuln/detail/CVE-2026-58280","https://github.com/dotnet/announcements/issues/447","https://github.com/dotnet/runtime/issues/135696","https://github.com/dotnet/runtime","https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58280"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-mc4q-93x5-f6hj#NuGet/Microsoft.NETCore.App.Runtime.linux-musl-arm","url":"https://osv.dev/vulnerability/GHSA-mc4q-93x5-f6hj"}],"summary":"Microsoft Security Advisory CVE-2026-58280 - .NET and Visual Studio Denial of Service Vulnerability"}