This releases fixes a weakness that could let an attacker force their way into your site by forging authentication cookies. This was discovered and fixed by Jon Cave of the WordPress security team.
The new release also contains a fix to prevent a user with the Contributor role from improperly publishing posts.
This release also fixes nine bugs and contains three other security hardening changes:
- Pass along additional information when processing pingbacks to help hosts identify potentially abusive requests.
- Fix a low-impact SQL injection by trusted users.
- Prevent possible cross-domain scripting through Plupload, the third-party library WordPress uses for uploading files.
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