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Message-ID: <82560b30-f5c3-447f-7109-3514cb9ac93b@securify.nl> Date: Wed, 1 Mar 2017 07:07:55 +0100 From: Summer of Pwnage <lists@...urify.nl> To: bugtraq@...urityfocus.com Subject: Gwolle Guestbook mass action vulnerable for Cross-Site Request Forgery ------------------------------------------------------------------------ Gwolle Guestbook mass action vulnerable for Cross-Site Request Forgery ------------------------------------------------------------------------ Radjnies Bhansingh, July 2016 ------------------------------------------------------------------------ Abstract ------------------------------------------------------------------------ A Cross-Site Request Forgery (CSRF) vulnerability was found in the Gwolle Guestbook WordPress plugin. This issue can be used by an attacker to mass approve of disapprove entries. In order to exploit this issue, the attacker needs to lure a victim with editor or admin privileges to an attacker-controlled page or trick him into clicking a malicous link. ------------------------------------------------------------------------ OVE ID ------------------------------------------------------------------------ OVE-20160724-0001 ------------------------------------------------------------------------ Tested versions ------------------------------------------------------------------------ This issue was succesfully tested on the Gwolle Guestbook WordPress Plugin version 1.7.4. ------------------------------------------------------------------------ Fix ------------------------------------------------------------------------ This issue was fixed in Gwolle Guestbook version version 2.1.1. The most recent version of Gwolle Guestbook can be obtained from the following location: https://wordpress.org/plugins/gwolle-gb/ ------------------------------------------------------------------------ Details ------------------------------------------------------------------------ https://sumofpwn.nl/advisory/2016/gwolle_guestbook_mass_action_vulnerable_for_cross_site_request_forgery.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.
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