A vulnerability in an API of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks. The vulnerability is due to improper validation of user-supplied input to an application programmatic interface (API) within Cisco Webex Meetings. An attacker could exploit this vulnerability by convincing a targeted user to follow a link designed to submit malicious input to the API used by Cisco Webex Meetings. A successful exploit could allow the attacker to conduct cross-site scripting attacks and potentially gain access to sensitive browser-based information from the system of a targeted user.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27126
Reference (s):
- CISCO:20201118 Cisco Webex Meetings API Cross-Site Scripting Vulnerability
- URL: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-meetings-xss-MX56prER