Simple Custom CSS and JS
custom-css-js · plugin
Known security vulnerabilities for Simple Custom CSS and JS. Find out in seconds which version runs on your site with WP Lens.
1 known vulnerabilities
1 exploitable without logging in · latest Aug 2, 2017
Listed on wordpress.org · latest 3.54 · last updated Aug 20, 2026 · 600K+ installs
wordpress.org status checked on Oct 2, 2026
Vulnerabilities
- Medium 6.1
CVE-2017-2285unauthenticated · needs a click
Cross-site scripting vulnerability in Simple Custom CSS and JS prior to version 3.4 allows remote attackers to inject arbitrary web script o
The access label is read from the record's own text (e.g. “subscriber+”: subscriber and above). When the text names no role, CVSS decides between “login required” and “high privilege”; no role name is invented. “Needs a click”: the attack depends on a logged-in user following a link (CSRF, reflected XSS).