External Control of File Name or Path Affecting microsoft.build.tasks.core package, versions [15.8.166,15.9.30)[16.0.461,16.11.6)[17.0.0,17.8.29)[17.9.5,17.10.29)[17.11.4,17.12.36)[17.13.9,17.13.26)[17.14.5,17.14.8)
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Test your applications- Snyk IDSNYK-DOTNET-MICROSOFTBUILDTASKSCORE-10123467
- published14 May 2025
- disclosed13 May 2025
- creditUnknown
Introduced: 13 May 2025
NewCVE-2025-26646 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade Microsoft.Build.Tasks.Core to version 15.9.30, 16.11.6, 17.8.29, 17.10.29, 17.12.36, 17.13.26, 17.14.8 or higher.
Overview
Microsoft.Build.Tasks.Core is a This package contains the Microsoft.Build.Tasks assembly which implements the commonly used tasks of MSBuild.
Affected versions of this package are vulnerable to External Control of File Name or Path due to the external control of file name or path. An attacker can spoof network identities by manipulating file paths or names used in the application.
Note: This vulnerability only affects projects that use the DownloadFile build task.