Description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Starting with version 8.3-rc-1 and prior to versions 12.10.3 and 14.0, one can ask for any file located in the classloader using the template API and a path with ".." in it. The issue is patched in versions 14.0 and 13.10.3. There is no easy workaround for this issue.
Remediation
References
Related Vulnerabilities
MySQL CVE-2018-3071 Vulnerability (CVE-2018-3071)
Oracle Application Server Other Vulnerability (CVE-2007-2119)
WordPress Plugin Booking.com Banner Creator Unspecified Vulnerability (1.4.5)
WordPress Plugin wp-autosuggest SQL Injection (0.24)
WebLogic Deserialization of Untrusted Data Vulnerability (CVE-2019-17571)