Improper Handling of Unicode Encoding Affecting dotnetnuke.core package, versions [,10.1.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DOTNET-DOTNETNUKECORE-13026671
- published24 Sept 2025
- disclosed23 Sept 2025
- creditUnknown
Introduced: 23 Sep 2025
NewCVE-2025-59547 (opens in a new tab)How to fix?
Upgrade DotNetNuke.Core to version 10.1.0 or higher.
Overview
DotNetNuke.Core is a references provider to the DotNetNuke.dll to develop extensions for the DNN Platform.
Affected versions of this package are vulnerable to Improper Handling of Unicode Encoding in the CKEditor file upload endpoint. An attacker can probing internal network endpoints by uploading files with specially crafted Unicode characters in filenames.