Description
Cisco has published security advisories, highlighting vulnerabilities in multiple products on July 2nd 2020. It is recommended that you take the necessary precautions by ensuring your products are always updated.
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-xss-bLZw4Ctq
For more information on the Cisco updates you can follow this url:
https://tools.cisco.com/security/center/publicationListing.x
The Guyana National CIRT recommends users and administrators to review these updates and apply them where necessary
References
https://tools.cisco.com/security/center/publicationListing.x