CVE-2026-25667
HIGH7.5EPSS 6.6%Published: 4/16/2026Modified: 4/23/2026
Also known as:BIT-dotnet-2026-25667BIT-dotnet-sdk-2026-25667
Description
ASP.NET Core Kestrel in Microsoft .NET 8.0 before 8.0.22 and .NET 9.0 before 9.0.11 allows a remote attacker to cause excessive CPU consumption by sending a crafted QUIC packet, because of an incorrect exit condition for HTTP/3 Encoder/Decoder stream processing.
Affected packages (2)
- Bitnami/dotnet>= 8.0.0, < 8.0.22, >= 9.0.0, < 9.0.11
- Bitnami/dotnet-sdk>= 8.0.0, < 8.0.22, >= 9.0.0, < 9.0.11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |