14 min read 19 Feb 2019 by Simon Scannell
10 min read 19 Dec 2016 by Robin Peraglie
In todays calendar gift, we present another beautiful chain of vulnerabilities which, in the end, allows an attacker to remotely execute arbitrary PHP code. This time, an attacker can smuggle his PHP payload through a valid image file. The issues were detected by RIPS in the open source marketplace software osClass 3.6.1 used for creating classifieds sites.