CVE-2017-12363: Cisco Webex Meetings Server

Medium severity, CVSS 5.3. EPSS: 1.6% chance of exploitation in the next 30 days.

A vulnerability in Cisco WebEx Meeting Server could allow an unauthenticated, remote attacker to modify the welcome message of a meeting on an affected system. The vulnerability is due to insufficient security settings on meetings. An attacker could exploit this vulnerability by modifying the welcome message to a meeting. A successful exploit could allow the attacker to modify the welcome message of any known meeting. Cisco Bug IDs: CSCvf68695.

Affected products

• Cisco Webex Meetings Server: version 2.6.0.8 only; version 2.7 only

Published 2017-11-30. Last modified 2026-06-17.