ASP.NET Core Elevation of Privilege Vulnerability

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-70183 · Microsoft / collected KEV context

EUVD-2026-99698

GHSA-494h-xx7x-5frh

cve-program · CVE-2026-70183

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70183

euvd · EUVD-2026-99698

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70183

nvd · CVE-2026-70183

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70183

osv · GHSA-494h-xx7x-5frh

• https://github.com/dotnet/aspnetcore/security/advisories/GHSA-494h-xx7x-5frh
• https://nvd.nist.gov/vuln/detail/CVE-2026-70183
• https://github.com/dotnet/announcements/issues/460
• https://github.com/dotnet/aspnetcore
• https://github.com/dotnet/aspnetcore/discussions/69796
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70183

• Concurrent execution using shared resource with improper synchronization ('race condition') in ASP.NET Core allows an authorized attacker to elevate privileges over a network. · Advisory content revised · 9 Nov 2026
• Concurrent execution using shared resource with improper synchronization ('race condition') in ASP.NET Core allows an authorized attacker to elevate privileges over a network. · Advisory content revised · 7 Nov 2026
• Concurrent execution using shared resource with improper synchronization ('race condition') in ASP.NET Core allows an authorized attacker to elevate privileges over a network. · Advisory content revised · 1 Nov 2026
• ASP.NET Core Elevation of Privilege Vulnerability · Published vulnerability · 13 Oct 2026