------------------------------------------------------------------------ Cross-Site Request Forgery in ALO EasyMail Newsletter WordPress Plugin ------------------------------------------------------------------------ Yorick Koster, July 2016 ------------------------------------------------------------------------ OVE ID ------------------------------------------------------------------------ OVE-20160724-0021 ------------------------------------------------------------------------ Abstract ------------------------------------------------------------------------ It was discovered that the ALO EasyMail Newsletter WordPress Plugin is vulnerable to Cross-Site Request Forgery. Amongst others, this issue can be used to add/import arbitrary subscribers. In order to exploit this issue, the attacker has to lure/force a victim into opening a malicious website/link. ------------------------------------------------------------------------ Tested versions ------------------------------------------------------------------------ This issue was successfully tested on ALO EasyMail Newsletter WordPress Plugin version 2.9.2. ------------------------------------------------------------------------ Fix ------------------------------------------------------------------------ This issue is resolved in ALO EasyMail Newsletter version 2.9.3. ------------------------------------------------------------------------ Details ------------------------------------------------------------------------ https://sumofpwn.nl/advisory/2016/cross_site_request_forgery_in_alo_easymail_newsletter_wordpress_plugin.html ------------------------------------------------------------------------ Summer of Pwnage (https://sumofpwn.nl) is a Dutch community project. Its goal is to contribute to the security of popular, widely used OSS projects in a fun and educational way.