Medium severity6.4NVD Advisory· Published Oct 25, 2023· Updated Apr 8, 2026
CVE-2023-5740
CVE-2023-5740
Description
The Live Chat with Facebook Messenger plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'messenger' shortcode in all versions up to, and including, 1.0 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.
Affected products
1- cpe:2.3:a:ninjateam:live_chat_with_facebook_messenger:*:*:*:*:*:wordpress:*:*Range: <=1.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- www.wordfence.com/threat-intel/vulnerabilities/id/aa32a790-242f-4142-9f4d-e1b2a07045bbnvdThird Party Advisory
- plugins.trac.wordpress.org/browser/wp-facebook-messenger/trunk/frontend/shortcode.phpnvdIssue Tracking
- plugins.trac.wordpress.org/browser/wp-facebook-messenger/trunk/frontend/shortcode.phpnvdIssue Tracking
News mentions
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