ClickDesk Live Support plugin for WordPress cdwidget cross-site scripting

clickdesk-cdwidget-xss (71469) The risk level is classified as MediumMedium Risk


The ClickDesk Live Support plugin for WordPress is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the clickdesk.php script. A remote attacker could exploit this vulnerability using the cdwidget parameter in a specially-crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.


Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
Temporal Score: 4.1
  Exploitability: High
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated


Gain Access


No remedy available as of October 1, 2014.


  • Packet Storm Web site: WordPress Clickdesk Live Support Chat Cross Site Scripting.
  • WordPress Web site: ClickDesk Live Support plugin for WordPress.
  • BID-50778: WordPress ClickDesk Live Support Plugin 'cdwidget' Parameter Cross Site Scripting Vulnerability
  • CVE-2011-5181: Cross-site scripting (XSS) vulnerability in clickdesk.php in ClickDesk Live Support - Live Chat plugin 2.0 for WordPress allows remote attackers to inject arbitrary web script or HTML via the cdwidgetid parameter. NOTE: some of these details are obtained from third party information.
  • OSVDB ID: 77338: ClickDesk Live Support Plugin for WordPress /clickdesk-live-support-chat/clickdesk.php cdwidgetid Parameter XSS

Platforms Affected:

  • WordPress ClickDesk Live Support plugin for WordPress 2.0
  • WordPress WordPress


Nov 24, 2011

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