zzzcms zzzphp before 2.0.4 allows remote attackers to execute arbitrary OS commands by placing them in the keys parameter of a ?location=search URI, as demonstrated by an OS command within an "if" "end if" block.Referenceshttps://srcincite.io/advisories/src-2021-0015/http://www.zzzcms.com/a/news/31_282_1.html