TL;DR 📌

Cisco has identified multiple vulnerabilities in the Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 that could allow unauthenticated remote attackers to cause denial of service (DoS) conditions or conduct cross-site scripting (XSS) attacks. The highest CVSS score is 7.5, indicating a high severity risk. Software updates are available to address these vulnerabilities, and there are no workarounds.