Cisco Webex Video Mesh is a software from Cisco that dynamically finds the best combination of local and cloud conferencing resources. When local resources are available, the local conference stays local. An input validation error vulnerability exists in Cisco Webex Video Mesh, which is caused by incorrect input validation of URL parameters in HTTP requests in the web management interface of Cisco Webex Video Mesh. An attacker could exploit the vulnerability to redirect users to a malicious Web page.