Improper Handling of Missing Special Element Affecting dotnet10 package, versions <10.0.103-10.0.3-0ubuntu1~25.10.1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
1.02% (59th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UBUNTU2510-DOTNET10-15357076
  • published26 Feb 2026
  • disclosed10 Feb 2026

Introduced: 10 Feb 2026

CVE-2026-21218  (opens in a new tab)
CWE-166  (opens in a new tab)

How to fix?

Upgrade Ubuntu:25.10 dotnet10 to version 10.0.103-10.0.3-0ubuntu1~25.10.1 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:25.10 relevant fixed versions and status.

Improper handling of missing special element in .NET allows an unauthorized attacker to perform spoofing over a network.

CVSS Base Scores

version 3.1