thvanquang.bsky.social
@thvanquang.bsky.social
Reposted
If you like hacking XML, this article is a gold mine! 😱

It includes parser discrepancies, round-trip attacks and my favorite, namespace confusion 🤩
You might have noticed that the recent SAML writeups omit some crucial details. In "SAML roulette: the hacker always wins", we share everything you need to know for a complete unauthenticated exploit on ruby-saml, using GitLab as a case-study.

portswigger.net/research/sam...
SAML roulette: the hacker always wins
Introduction In this post, we’ll show precisely how to chain round-trip attacks and namespace confusion to achieve unauthenticated admin access on GitLab Enterprise by exploiting the ruby-saml library
portswigger.net
March 28, 2025 at 6:33 PM
Reposted
You might have noticed that the recent SAML writeups omit some crucial details. In "SAML roulette: the hacker always wins", we share everything you need to know for a complete unauthenticated exploit on ruby-saml, using GitLab as a case-study.

portswigger.net/research/sam...
SAML roulette: the hacker always wins
Introduction In this post, we’ll show precisely how to chain round-trip attacks and namespace confusion to achieve unauthenticated admin access on GitLab Enterprise by exploiting the ruby-saml library
portswigger.net
March 18, 2025 at 2:57 PM