In Joomla! Core before 3.8.8, inadequate filtering of file and folder names leads to various XSS attack vectors in the media manager.
https://developer.joomla.org/security-centre/737-20180509-core-xss-vulnerability-in-the-media-manager.html
http://www.securitytracker.com/id/1040966
http://www.securityfocus.com/bid/104268
Source: Mitre, NVD
Published: 2018-05-22
Updated: 2018-06-22
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N