A vulnerability in the web framework code of Cisco Firepower Management Center could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the web interface of an affected system. Affected Products: Cisco Firepower Management Center Software Releases prior to 6.0.0.0. More Information: CSCuy88785. Known Affected Releases: 5.4.1.6.
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-fmc2