The Greenshift WordPress plugin before 4.8.9 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.

The Greenshift WordPress plugin before 5.0 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Auth. (author+) Cross-Site Scripting (XSS) vulnerability in Wpsoul Greenshift – animation and page builder blocks plugin <= 4.9.9 versions.

The Greenshift – animation and page builder blocks plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation on the 'gspb_save_files' function in versions up to, and including, 7.6.2. This makes it possible for authenticated attackers with administrator-level capabilities or above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wpsoul Greenshift – animation and page builder blocks allows Stored XSS.This issue affects Greenshift – animation and page builder blocks: from n/a through 8.8.9.1.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wpsoul Greenshift greenshift-animation-and-page-builder-blocks allows Stored XSS.This issue affects Greenshift: from n/a through <= 9.3.7.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wpsoul Greenshift greenshift-animation-and-page-builder-blocks allows Stored XSS.This issue affects Greenshift: from n/a through <= 11.0.2.