At http://www.mediawiki.org/wiki/Manual:Upgrading there is wget http://dumps.wikimedia.org/mediawiki/1.22/mediawiki-1.22.0.patch.gz with a broken link to http://dumps.wikimedia.org/mediawiki/1.22/mediawiki-1.22.0.patch.gz
Version: 1.22.0
Severity: major