<quote name="Seb35" date="2013-03-19" time="14:38:40 +0100">
Hello,
According to [1] and [2], Firefox 22 (release June 25, 2013) will change the default third-party cookie policy: a third-party cookie will be authorized only if there is already a cookie set on the third-party website.
These two bugs are related to this: https://bugzilla.wikimedia.org/show_bug.cgi?id=45578
https://bugzilla.wikimedia.org/show_bug.cgi?id=45452