A new version of WordPress (4.3.1) is available for immediate download and installation. This is a security release for all previous versions and it is recommended to update the software immediately.
This version addresses three themeτα ασφαλείας, μεταξύ των οποίων δύο vulnerabilities cross-site scripting and a possible privilege escalation.
All older versions of WordPress since 4.3 are vulnerable to a cross-site scripting vulnerability when processing shortcode tags (CVE-2015 - 5.714). Reported by Shahar Tal and Netanel Rubin Check Point.
A separate cross-site scripting vulnerability was found in the list of users. It was reported by Ben Bidner of the WPPress security team.
Finally, in some cases, users without proper permissions could post privately messages (CVE-2015 to 5715). Reported by Shahar Tal and Netanel Rubin Check Point.
WordPress 4.3.1 also fixes twenty-six errorthe. For more information, see them release notes or consult list of changes.