SPIP Security Alert + new version SPIP 2.0.9

Corrections :

We publish today 2 new maintenance versions for SPIP, which fix this issue :

• SPIP 2.0.9, latest official and stable version, which offers the fix and a list of improvments listed below.
• SPIP 1.9.2i, maintenance version for the branch 1.9.2

Download them at : http://files.spip.org/spip/stable/

or, if you wish to use spip_loader : http://xxx.example.tld/spip_loader.php

For security specialists, the lone security patch, which corrects nothing else but the issue and does not bring any other improvment, can be found at :
http://fil.rezo.net/secu-14346-14350+14354.patch
Check revisions [14347] [14348] [14349] [14350] and [14354].

For the branch 1.9.2x patch is available there :
http://trac.rezo.net/trac/spip/changeset/14354/branches/spip-1.9.2

Security Screen :

If you have no way to upgrade completely at once, we suggest you to fix the breach as soon as possible by installing on your SPIP website the « security screen ». You can discover this at :
http://www.spip.net/fr_article4200.html (Fr.)

This « screen » lets you block certain attacks without the need of upgrading SPIP.

Credits :

This issue was found and analysed by Thomas Sutton et Pierre Rousset.

We also feel free to remind you that, the best way to let us know about a security issue with SPIP is to send a mail at spip-team [AT] rezo.net