CVE-2023-2304
Severity CVSS v4.0:
Pending analysis
Type:
CWE-79
Cross-Site Scripting (XSS)
Publication date:
31/05/2023
Last modified:
08/04/2026
Description
The Favorites plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'user_favorites' shortcode in versions up to, and including, 2.3.2 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Impact
Base Score 3.x
6.40
Severity 3.x
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:favoriteposts:favorites:*:*:*:*:*:wordpress:*:* | 2.3.2 (including) |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/app/API/Shortcodes/UserFavoritesShortcode.php#L57
- https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/assets/js/favorites.js#L421
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2919192%40favorites&old=2805323%40favorites&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5bd03cd0-34f0-491c-8247-79656eba32a8?source=cve
- https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/app/API/Shortcodes/UserFavoritesShortcode.php#L57
- https://plugins.trac.wordpress.org/browser/favorites/tags/2.3.2/assets/js/favorites.js#L421
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2919192%40favorites&old=2805323%40favorites&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5bd03cd0-34f0-491c-8247-79656eba32a8?source=cve