The Page Builder: Pagelayer WordPress plugin before 1.7.8 doesn't prevent attackers with author privileges and higher from inserting malicious JavaScript inside a post's header or footer code.

The Page Builder: Pagelayer WordPress plugin before 1.7.7 doesn't prevent unauthenticated attackers from updating a post's header or footer code on scheduled posts.

PageLayer before 1.3.5 allows reflected XSS via the font-size parameter.

PageLayer before 1.3.5 allows reflected XSS via color settings.

An issue was discovered in the PageLayer plugin before 1.1.2 for WordPress. Nearly all of the AJAX action endpoints lacked permission checks, allowing these actions to be executed by anyone authenticated on the site. This happened because nonces were used as a means of authorization, but a nonce was present in a publicly viewable page. The greatest impact was the pagelayer_save_content function that allowed pages to be modified and allowed XSS to occur.

An issue was discovered in the PageLayer plugin before 1.1.2 for WordPress. The pagelayer_settings_page function is vulnerable to CSRF, which can lead to XSS.