Denial of Service (DoS)

Overview Affected versions of this package are vulnerable to Denial of Service DoS via the groupcomments function in sqlparse/engine/grouping.py when parsing a statement composed entirely of comment tokens e.g., repeated -- c\n lines. The function rescans the entire remaining token tail once per...

Regular Expression Denial of Service (ReDoS)

Overview Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the lexer's handling of dollar-quoted literals and multiline comments. The regular expressions used to match $tag$...$tag$ dollar-quoted literals and /.../ multiline comments employed a laz...