Update your Wordpress : XSS Vuln affecting multiple plugins and themes

From a local forum about web hosting in Indonesia, one of the Community Guide make a post that asked us to update our WordPress installation, which included Plugins and Themes.
The main problem of Cross-site Scripting (XSS) due to the misuse of the add_query_arg() and remove_query_arg() functions. These are popular functions used by developers to modify and add query strings to URLs within WordPress.
This is some of the affected Plugins :

Jetpack
WordPress SEO
Google Analytics by Yoast
All In one SEO
Gravity Forms
Multiple Plugins from Easy Digital Downloads
UpdraftPlus
WP-E-Commerce
WPTouch
Download Monitor
Related Posts for WordPress
My Calendar
P3 Profiler
Give
Multiple iThemes products including Builder and Exchange
Broken-Link-Checker
Ninja Forms

Some article explanation can be read from :

• https://blog.sucuri.net/2015/04/security-advisory-xss-vulnerability-affecting-multiple-wordpress-plugins.html
• http://wptavern.com/xss-vulnerability-affects-more-than-a-dozen-popular-wordpress-plugins
• https://poststatus.com/coordinated-plugin-updates-to-address-security-vulnerability-in-many-popular-wordpress-plugins/