Privilege escalation via stored XSS using the file upload service to upload malicious content.
The issue can be exploited only by authenticated users which can create directory name to inject some XSS content and gain some privileges such admin user.
Apache Archiva login service before 2.2.5 is vulnerable to LDAP injection. A attacker is able to retrieve user attribute data from the connected LDAP server by providing special values to the login form. With certain characters it is possible to modify the LDAP filter used to query the LDAP users. By measuring the response time for the login request, arbitrary attribute data can be retrieved from LDAP user objects.