Description
The Better Messages – Live Chat for WordPress, BuddyPress, PeepSo, Ultimate Member, BuddyBoss plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'better_messages_live_chat_button' shortcode in all versions up to, and including, 2.6.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
wordplus Better Messages – Live Chat, Chat Rooms, Real-Time Messaging & Private Messages
Default version status: unaffected
0 to ≤ 2.6.9affected
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/169a857f-1ae0-40f6-8a34-10c573af59c5?source=cve ↗
- https://plugins.trac.wordpress.org/browser/bp-better-messages/trunk/inc/shortcodes.php#L84 ↗
- https://plugins.trac.wordpress.org/browser/bp-better-messages/trunk/inc/shortcodes.php#L125 ↗
- https://plugins.trac.wordpress.org/browser/bp-better-messages/trunk/inc/shortcodes.php#L127 ↗
- https://plugins.trac.wordpress.org/changeset/3228965/ ↗