WordPress 4.2.2 is currently readily available. This is a crucial protection launch for all previous variations and also we highly urge you to upgrade your websites promptly.
Variation 4.2.2 addresses 2 protection concerns:
- The Genericons symbol font style plan, which is made use of in a variety of prominent motifs and also plugins, included an HTML data prone to a cross-site scripting strike. All influenced motifs and also plugins held on WordPress.org ( consisting of the Twenty Fifteen default style) have actually been upgraded today by the WordPress protection group to resolve this concern by eliminating this superfluous data. To aid secure various other Genericons use, WordPress 4.2.2 proactively checks the wp-content directory site for this HTML data and also eliminates it. Reported by Robert Abela of Netsparker.
- WordPress variations 4.2 and also earlier are influenced by a critical cross-site scripting vulnerability, which can make it possible for confidential individuals to jeopardize a website. WordPress 4.2.2 consists of a thorough repair for this concern. Reported individually by Rice Adu and also Tong Shi from Baidu[X-team]
The launch likewise consists of setting for a possible cross-site scripting susceptability when making use of the aesthetic editor. This concern was reported by Mahadev Subedi.
Our many thanks to those that have actually exercised responsible disclosure of protection concerns.
Download WordPress 4.2.2 or endeavor over to Control panel → Updates and also merely click “Update Currently.” Websites that sustain automated history updates are currently starting to upgrade to WordPress 4.2.2.
Many thanks to every person that added to 4.2.2:
Aaron Jorbin, Andrew Ozz, Andrew Nacin, Boone Gorges, Dion Hulse, Ella Iseulde Van Dorpe, Gary Pendergast, Hinaloe, Jeremy Felt, John James Jacoby, Konstantin Kovshenin, Mike Adams, Nikolay Bachiyski, taka2, and also willstedt.