Security vulnerability :: SharePoint 2010 SP1_March, 12

MS13-024: Vulnerabilities in SharePoint could allow elevation of privilege: March 12, 2013

More info: http://technet.microsoft.com/en-us/security/bulletin/ms13-024#section6

SharePoint XSS Vulnerability - CVE-2013-0083
An elevation of privilege exists in Microsoft SharePoint Server. An attacker who successfully exploited this vulnerability could potentially issue SharePoint commands in the context of an administrative user on the site.

To view this vulnerability as a standard entry in the Common Vulnerabilities and Exposures list, see CVE-2013-0083.