Forked from carlchan/gist:916ed5edbef7c8d1c00be67daae8933e
Created
December 15, 2021 17:46
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Log4Shell regex
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(\$|%(25)*24)(\{|%(25)*7B)(((\$|%(25)*24)(\{|%(25)*7B)[^}]+(j|%[46]a)(n|%[46]e)?(d|%[46]4)?(i|%[46]9)?(%(25)*7(d|%[46]4)|\})|(j|%[46]a)(n|%[46]e)?(d|%[46]4)?(i|%[46]9)?)((\$|%(25)*24)(\{|%(25)*7B)[^}]+(j|%[46]a)?(n|%[46]e)(d|%[46]4)?(i|%[46]9)?(%(25)*7(d|%[46]4)|\})|(j|%[46]a)?(n|%[46]e)(d|%[46]4)?(i|%[46]9)?)((\$|%(25)*24)(\{|%(25)*7B)[^}]+(j|%[46]a)?(n|%[46]e)?(d|%[46]4)(i|%[46]9)?(%(25)*7(d|%[46]4)|\})|(j|%[46]a)?(n|%[46]e)?(d|%[46]4)(i|%[46]9)?)((\$|%(25)*24)(\{|%(25)*7B)[^}]+(j|%[46]a)?(n|%[46]e)?(d|%[46]4)?(i|%[46]9)(%(25)*7(d|%[46]4)|\})|(j|%[46]a)?(n|%[46]e)?(d|%[46]4)?(i|%[46]9))|((\$|%(25)*24)(\{|%(25)*7B)[^}]+(j|%[46]a)?(n|%[46]e)?(d|%[46]4)?(i|%[46]9)?(%(25)*7(d|%[46]4)|\})|(j|%[46]a|n|%[46]e|d|%[46]4|i|%[46]9)+)+) |
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