What’s Vulnerable › Vulnerabilities

CVE-2024-13736: Pure Chat – Live Chat & More! <= 2.4 - Reflected Cross-Site Scripting via purechatWidgetName Parameter

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-19 · updated 2026-06-17
• Weakness: CWE-79

Description

The Pure Chat – Live Chat & More! plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘purechatWidgetName’ parameter in all versions up to, and including, 2.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

• pure-chat Pure Chat – Live Chat & More!: before 2.41 — fixed in 2.41

How to fix

Upgrade to a fixed version: pure-chat Pure Chat – Live Chat & More! 2.41. Check the vendor advisory for mitigations.

References

• https://plugins.trac.wordpress.org/browser/pure-chat/trunk/purechat.php#L149
• https://plugins.trac.wordpress.org/browser/pure-chat/trunk/purechat.php#L99
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3243536%40pure-chat&new=3243536%40pure-chat&sfp_email=&sfph_mail=
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3245968%40pure-chat&new=3245968%40pure-chat&sfp_email=&sfph_mail=
• https://wordpress.org/plugins/pure-chat/#developers
• https://www.wordfence.com/threat-intel/vulnerabilities/id/e11993c1-48fa-4e37-850d-d02e3e20d56f?source=cve

Get alerted when CVE-2024-13736 or the next vulnerability affects your stack