Learn about regular expression denial of service vulnerabilities and the dangers they pose. Discover how backtracking in regular expressions can cause performance issues and explore methods to solve these issues.
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.css-1s68n4h{position:absolute;top:-150px;} What is a regular expression denial of service vulnerability? .css-5cm1aq{color:#000000;} .css-1jw8ybl{margin-left:10px;margin-top:-1px;display:inline-block;fill:#5F656D;margin-left:14px;}.css-1jw8ybl:hover{fill:#290042;}BacktrackingCatastrophic backtrackingRegular expressions are complicatedSort: