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On July 23, 2015, WordPress 3.8.9 was released to the public. This is a security update for all previous WordPress versions.
To download WordPress 3.8.9, update automatically from the Dashboard > Updates menu in your site's admin area or visit https://wordpress.org/download/release-archive/.
For step-by-step instructions on installing and updating WordPress:
If you are new to WordPress, we recommend that you begin with the following:
From the announcement post, WordPress 3.8.9 fixes a cross-site scripting vulnerability, which could allow users with the Contributor or Author role to compromise a site.
The release also fixes an issue where it was possible for a user with Subscriber permissions to create a draft through Quick Draft.
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