Pure Chat – Live Chat & More! <= 2.4 - Reflected Cross-Site Scripting via purechatWidgetName Parameter
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Rein Daelman
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e11993c1-48fa-4e37-850d-d02e3e20d56f?source=cve
- https://wordpress.org/plugins/pure-chat/#developers
- 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=3245968%40pure-chat&new=3245968%40pure-chat&sfp_email=&sfph_mail=
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3243536%40pure-chat&new=3243536%40pure-chat&sfp_email=&sfph_mail=
Affected Vendor
pure-chat
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