Request Tracker (RT) 3.8.x before 3.8.15 and 4.0.x before 4.0.8 allows remote authenticated users with ModifySelf or AdminUser privileges to inject arbitrary email headers and conduct phishing attacks or obtain sensitive information via unknown vectors.
Argument injection vulnerability in Request Tracker (RT) 3.8.x before 3.8.15 and 4.0.x before 4.0.8 allows remote attackers to create arbitrary files via unspecified vectors related to the GnuPG client.