CVE 2008-5252
Cross-site request forgery (CSRF) vulnerability in the Special:Import feature in MediaWiki 1.3.0 through 1.6.10, 1.12.x before 1.12.2, and 1.13.x before 1.13.3 allows remote attackers to perform unspecified actions as authenticated users via unknown vectors.
See the 
CVE page on Mitre.org
for more details.
