Security Update for WP All Import and WP All Export, with Potential Issues with Excel Imports
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We’ve recently published an update for WP All Import (3.9.0), WP All Import Pro (4.11.0), and WP All Export Pro (1.9.8) migrating from PHPExcel to PHPSpreadsheet. The free version of WP All Export does not use PHPExcel.
These libraries are used simply to convert Excel files to CSV files so that they can be imported, and in WP All Export it generates . The maintainers of PHPExcel abandoned the project many years ago and moved to PHPSpreadsheet. However, at the time, migrating to PHPSpreadsheet would have broken all imports that use Excel files. So, we maintained an internal fork of
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Security Update for WP All Import and WP All Export, with Potential Issues with Excel Imports
