WordPress 4.2.2 is currently readily available. This is a vital safety launch for all previous variations and also we highly motivate you to upgrade your websites quickly.
Variation 4.2.2 addresses 2 safety problems:
- The Genericons symbol font style bundle, which is made use of in a variety of preferred motifs and also plugins, consisted of an HTML data susceptible to a cross-site scripting strike. All influenced motifs and also plugins organized on WordPress.org ( consisting of the Twenty Fifteen default style) have actually been upgraded today by the WordPress safety group to resolve this problem by eliminating this superfluous data. To assist shield 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 customers to endanger a website. WordPress 4.2.2 consists of a thorough solution for this problem. Reported individually by Rice Adu and also Tong Shi from Baidu[X-team]
The launch additionally consists of setting for a prospective cross-site scripting susceptability when making use of the aesthetic editor. This problem was reported by Mahadev Subedi.
Our many thanks to those that have actually exercised responsible disclosure of safety problems.
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.