Most people think HTTP smuggling requires complex header tricks or broken protocol parsing. But sometimes, the most effective exploits aren’t based on complexity — they’re based on trust. In this paper, I’ll show how a simple misalignment in expectations between front-end and back-end servers can be quietly exploited

Most people think HTTP smuggling requires complex header tricks or broken protocol parsing. But sometimes, the most effective exploits aren’t based on complexity — they’re based on trust. In this paper, I’ll show how a simple misalignment in expectations between front-end and back-end servers can be quietly exploited