Description
In Liferay Portal 7.2.0 through 7.4.1, and older unsupported versions, and Liferay DXP 7.3 before service pack 3, 7.2 before fix pack 15, and older unsupported versions the `doAsUserId` URL parameter may get leaked when creating linked content using the WYSIWYG editor and while impersonating a user. This may allow remote authenticated users to impersonate a user after accessing the linked content.