CVE-2026-96236 · GHSA-f4g7-52wc-p8x7
Microsoft Security Advisory CVE-2026-96236 - ASP.NET Core Denial of Service Vulnerability
- Risk score
- 73/100
- CVSS
- 7.5 v3.1
- Exploit chance (30 days)
- 1.1%
- Published
- 13 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
- Affected
- Microsoft.AspNetCore.App.Runtime.linux-arm (nuget) >= 8.0.0, <= 8.0.31; Microsoft.AspNetCore.App.Runtime.linux-arm64 (nuget) >= 8.0.0, <= 8.0.31; Microsoft.AspNetCore.App.Runtime.linux-musl-arm (nuget) >= 8.0.0, <= 8.0.31; Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 (nuget) >= 8.0.0, <= 8.0.31
- Fix
- Upgrade Microsoft.AspNetCore.App.Runtime.linux-arm to 8.0.32; Microsoft.AspNetCore.App.Runtime.linux-arm64 to 8.0.32; Microsoft.AspNetCore.App.Runtime.linux-musl-arm to 8.0.32; Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 to 8.0.32; Microsoft.AspNetCore.App.Runtime.linux-musl-x64 to 8.0.32; Mi…
- Exploitation
- No known exploitation
Why it is Amber
- CVSS 7.5 high
- Remotely exploitable without logging in
- On your watchlist: asp.net core, NuGet
Affected packages
| Package | Ecosystem | Vulnerable | Fixed in |
|---|---|---|---|
| Microsoft.AspNetCore.App.Runtime.linux-arm | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.linux-arm64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-arm | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.linux-musl-x64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.linux-x64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.osx-arm64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.osx-x64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.win-arm64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.win-x64 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.win-x86 | nuget | >= 8.0.0, <= 8.0.31 | 8.0.32 |
| Microsoft.AspNetCore.App.Runtime.linux-arm | nuget | >= 11.0.0-preview.1, <= 11.0.0-rc.1 | 11.0.0-rc.2 |
References
- https://github.com/advisories/GHSA-f4g7-52wc-p8x7
- https://github.com/dotnet/aspnetcore/security/advisories/GHSA-f4g7-52wc-p8x7
- https://github.com/dotnet/announcements/issues/484
- https://github.com/dotnet/aspnetcore/discussions/69803
- https://nvd.nist.gov/vuln/detail/CVE-2026-96236
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96236
- https://github.com/advisories/GHSA-f4g7-52wc-p8x7
Original description
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Last activity 13 Oct 2026. Patch Forecast updates every hour.