MongoDB before 2.0.9 and 2.2.x before 2.2.4 does not properly validate requests to the nativeHelper function in SpiderMonkey, which allows remote authenticated users to cause a denial of service (invalid memory access and server crash) or execute arbitrary code via a crafted memory address in the first argument.
https://jira.mongodb.org/browse/SERVER-9124
http://www.openwall.com/lists/oss-security/2013/03/25/9
http://www.mongodb.org/about/alerts/
http://www.exploit-db.com/exploits/24947
http://www.exploit-db.com/exploits/24935
http://rhn.redhat.com/errata/RHSA-2013-1170.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101679.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/101630.html