Information
WordPress versions 4.1.1 and earlier are affected by a critical cross-site scripting vulnerability, which could enable anonymous users to compromise a site. For details please check original post on Wordpress blog.
Resolution
Upgrade all Wordpress application instances to the version 4.1.2 or later. In POA it can be performed by the following steps:
For version 5.5:
a) Import the new APS application version into POA, if you do not already have it.
b) Upgarde all instanses of Wordpress application to version 4.1.2 or later using Bulk Application Upgrades.
For version 6:
a) Import the new APS application version into POA, if you do not already have it.
b) Upgarde all instanses of Wordpress application to version 4.1.2 or later using Bulk Application Upgrades.
Latest version of APS WordPress package may be downloaded from APS Standard portal.