Recien salido del horno:
como dicen sus autores esta vez es : WordPress 2.8.5: Hardening Release esperemos que asi sea

* A fix for the Trackback Denial-of-Service attack that is currently being seen.
* Removal of areas within the code where php code in variables was evaluated.
* Switched the file upload functionality to be whitelisted for all users including Admins.
* Retiring of the two importers of Tag data from old plugins.

Asi que aqui les dejo el link para de la nota de prensa:

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