PT-2026-6356

Summary Short summary of the problem. Make the impact and severity as clear as possible. For example: An unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. PhpOfficePhpSpreadsheetWriterHtml doesn't sanitize spreadsheet styling information...

PT-2024-31545

Name of the Vulnerable Software and Affected Versions PHPSpreadsheet versions prior to 1.29.2 PHPSpreadsheet versions prior to 2.1.1 PHPSpreadsheet versions prior to 2.3.0 Description The PhpOfficePhpSpreadsheetWriterHtml component in PHPSpreadsheet does not sanitize "javascript:" URLs from...