CVEvulnerability

CVE-2026-25667

7.5 HIGH Published 2026-03-19 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2026-03-19
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-400

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 configurations

• microsoft .net (>= 8.0.0 < 8.0.22) • microsoft .net (>= 9.0.0 < 9.0.11)

Related

Weakness · CWE (1)

  • CWE-400 Uncontrolled Resource Consumption weakness

References