YouTube Embed, CVE-2021-24471

CVE, Research URL: CVE-2021-24471
Home page URL: Security reports for YouTube Embed
Application: YouTube Embed
Published on: Aug 16, 2021
Research Description: The YouTube Embed WordPress plugin before 5.2.2 does not validate, escape or sanitise some of its shortcode attributes, leading to Stored XSS issues by 1. using w, h, controls, cc_lang, color, language, start, stop, or style parameter of youtube shortcode, 2. by using style, class, rel, target, width, height, or alt parameter of youtube_thumb shortcode, or 3. by embedding a video whose title or description contains XSS payload (if API key is configured).
Affected versions: Min -, max 5.2.2.
Status: vulnerable