Intigriti March 2026 XSS Challenge: Full Writeup
DOM Clobbering + JSONP Callback Injection via DOMPurify Misconfiguration
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Articles tagged with #ctf-writeup
DOM Clobbering + JSONP Callback Injection via DOMPurify Misconfiguration
Introduction During Bugcrowd CTF at Black Hat USA 2025, I tackled a web challenge involving SecureFile Solutions, a document management system with a hidden Local File Inclusion (LFI) vulnerability in its index.php. This journey involved exploiting t...
Introduction Recently, I tackled a blockchain-based Capture The Flag (CTF) challenge that required exploiting the mechanics of an ERC4626 vault to meet a specific condition. The challenge revolved around smart contracts and demanded a solid grasp of ...
In this Capture The Flag (CTF) challenge, we were given access to two main targets: an SSH server running on a GoTTY shell and a NAS interface that allowed file uploads. My initial analysis revealed two key pieces of information. First, the SSH serve...

The KittyKittyBank contract was written in Solidity, which allows users to send and withdraw ether (ETH) from the contract. In this blog post, I am providing a deep-dive into the details of the issue, and how it was exploited. Contract Overview Let's...
