{"action":"Upgrade Microsoft.AspNetCore.App.Runtime.linux-musl-x64 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":"11.0.0-rc.2","introduced":"11.0.0-preview.1"},{"fixed":"8.0.32","introduced":"8.0.0"},{"fixed":"10.0.13","introduced":"10.0.0"},{"fixed":"9.0.21","introduced":"9.0.0"}],"component":"Microsoft.AspNetCore.App.Runtime.linux-musl-x64","cve_ids":["CVE-2026-70188"],"ecosystem":"NuGet","exploited":false,"fixed_versions":["11.0.0-rc.2","8.0.32","10.0.13","9.0.21"],"ghsa_id":"GHSA-fpq8-4vhr-rcxx","id":"tcs_01M5N8MSA5S1WDX9NMP5WN7QPD","modified_at":"2026-10-19T19:30:25.391565616Z","published_at":"2026-10-13T20:37:27Z","references":["https://osv.dev/vulnerability/GHSA-fpq8-4vhr-rcxx","https://github.com/dotnet/aspnetcore/security/advisories/GHSA-fpq8-4vhr-rcxx","https://nvd.nist.gov/vuln/detail/CVE-2026-70188","https://github.com/dotnet/announcements/issues/462","https://github.com/dotnet/aspnetcore","https://github.com/dotnet/aspnetcore/discussions/69798","https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70188"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-fpq8-4vhr-rcxx#NuGet/Microsoft.AspNetCore.App.Runtime.linux-musl-x64","url":"https://osv.dev/vulnerability/GHSA-fpq8-4vhr-rcxx"}],"summary":"Microsoft Security Advisory CVE-2026-70188 - ASP.NET Core Security Feature Bypass Vulnerability"}