GSA Bounty: HTTP Request Smuggling on https://labs.data.gov

Greetings, The application appears to be vulnerable to HTTP request smuggling due to a disagreement between the front-end and back-end server, where the front-end server uses the Transfer-Encoding header to determine content in the HTTP body, but back-end server uses the Content-Length header,...

HTTP Desync Attacks in the Wild and How to Defend Against Them

Inspired by an article by Watchfire from 2005, we recently explored an old attack technique named HTTP Request Smuggling and checked it against our WAF protection. By coincidence, it turned out someone else was also exploring this technique at the same time. Given the hype it received as a result...

HTTP Request Smuggler - Extension For Burp Suite Designed To Help You Launch HTTP Request Smuggling Attacks

This is an extension for Burp Suite designed to help you launch HTTP Request Smuggling attacks, originally created during HTTP Desync Attacks research. It supports scanning for Request Smuggling vulnerabilities and also aids exploitation by handling cumbersome offset-tweaking for you. Install The...

DEBIAN-CVE-2017-5464

During DOM manipulations of the accessibility tree through script, the DOM tree can become out of sync with the accessibility tree, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox ESR 52.1, and Firefox 53...

CVE-2026-93524

A buffer overread in CheckKeySyms in X.Org X Server before 21.1.25 and XWayland before 24.1.14 could be used by authenticated X clients to leak small amounts of information from X server memory or potentially crash the X server...