CVE-2022-4562 – Meks Flexible Shortcodes < 1.3.5 - Contributor+ Stored XSS

https://notcve.org/view.php?id=CVE-2022-4562

17 Jan 2023 — The Meks Flexible Shortcodes WordPress plugin before 1.3.5 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins. The Meks Flexible Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcodes in versions up to, and including, 1.3.4 due to insufficie... • https://wpscan.com/vulnerability/2013d79b-e9f6-4a5a-b421-e840a3bae063 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •