The "Check Security" procedure displays that all the WordPress instances are not secured (marked with a red exclamation sign) even if they were all secured before. After you click a "not secured" installation, the system displays that actually everything OK and marks that specific installation as "secured" (green checkmark).
However, after another security check, the installations are displayed again as not secured.
More, when you upgrade a plugin by marking the checkbox near it and...
WordPress Toolkit issues after upgrade to 12.5.30
However, after another security check, the installations are displayed again as not secured.
More, when you upgrade a plugin by marking the checkbox near it and...
WordPress Toolkit issues after upgrade to 12.5.30