CVE-2013-1915
ModSecurity before 2.7.3 allows remote attackers to read arbitrary files, send HTTP requests to intranet servers, or cause a denial of service (CPU and memory consumption) via an XML external entity declaration in conjunction with an entity reference, aka an XML External Entity (XXE) vulnerability.
Date published : 2013-04-25
http://www.securityfocus.com/bid/58810
https://github.com/SpiderLabs/ModSecurity/blob/master/CHANGES