Lerhan: Bypassing IDOR protection with URL shorteners
Xavier Blasco (a.k.a Lerhan) is a 23-year old security researcher on the Detectify Crowdsource Platform. He’s passionate about security and found a way in through …

Xavier Blasco (a.k.a Lerhan) is a 23-year old security researcher on the Detectify Crowdsource Platform. He’s passionate about security and found a way in through …

TL;DR Three vulnerabilities in the second most starred Javascript repository on Github which two of them are remote code execution and the third makes it …

Fourth one on the list is Insecure Direct Object Reference, also called IDOR. It refers to when a reference to an internal implementation object, such as a file or database key, is exposed to users without any other access control. In such cases, the attacker can manipulate those references to get access to unauthorized data.

OWASP is a non-profit organization with the goal of improving the security of software and internet. They have put together OWASP Top 10, a list of the ten most common vulnerabilities to spread awareness about web security. In this post, we have gathered all our articles related to OWASP and their Top 10 list. If you’d like to learn more about web security, this is a great place to start!