Cisco Security Advisory - Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability

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Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability

A vulnerability in the user interface of Cisco Webex Meetings and Cisco Webex Meetings Server Software could allow an authenticated, remote attacker to inject a hyperlink into a meeting invitation email.

The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by entering a URL into a field in the user interface. A successful exploit could allow the attacker to generate a Webex Meetings invitation email that contains a link to a destination of their choosing. Because this email is sent from a trusted source, the recipient may be more likely to click the link.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wbx-linkinj-WWZpVqu9

     
         
Security Impact Rating:  Medium
   
   
       
CVE: CVE-2021-1221
Source: Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability