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The Ruby and Rails community linklog

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The dangers of single line regular expressions

by Greg Molnar —

Regular expressions in Ruby are multi-line by default and if you don’t know that, it might lead to unexpected behavior and security issues. In this article we go over a HackTheBox challenge to demonstrate how it could lead to a vulnerability.

https://greg.molnar.io/blog/the-dangers-of-single-line-regular-expressions/

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