HTTP Request Smuggling Affecting dotnet10 package, versions <10.0.100-10.0.0~rc2-0ubuntu1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
1.28% (80th percentile)

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  • Snyk IDSNYK-UBUNTU2604-DOTNET10-16232577
  • published24 Apr 2026
  • disclosed14 Oct 2025

Introduced: 14 Oct 2025

CVE-2025-55315  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

Upgrade Ubuntu:26.04 dotnet10 to version 10.0.100-10.0.0~rc2-0ubuntu1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dotnet10 package and not the dotnet10 package as distributed by Ubuntu. See How to fix? for Ubuntu:26.04 relevant fixed versions and status.

Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network.

CVSS Base Scores

version 3.1