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GitHub Advisories35
sqlparse: Inefficient Regex Handling of Dollar-Quoted SQL Literals Leads to ReDoS (Denial of Service)

### Summary sqlparse contains a Regular Expression Denial of Service (ReDoS) vulnerability in its dollar-quoted SQL literal lexer. The regex pattern at `sqlparse/keywords.py:33` uses a backreference (`\1`) to match closing dollar-quote delimiters, causing O(n²) CPU complexity when processing inpu...

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