Link Following Affecting dotnet9 package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.06% (20th percentile)

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  • Snyk IDSNYK-UBUNTU2504-DOTNET9-13550939
  • published15 Oct 2025
  • disclosed14 Oct 2025

Introduced: 14 Oct 2025

NewCVE-2025-55247  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:25.04 dotnet9.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dotnet9 package and not the dotnet9 package as distributed by Ubuntu. See How to fix? for Ubuntu:25.04 relevant fixed versions and status.

Improper link resolution before file access ('link following') in .NET allows an authorized attacker to elevate privileges locally.

CVSS Base Scores

version 3.1