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<?php $destfile = "/data/editor/vuln/../../config.php"; if(preg_match('/\/data\/editor\/[A-Za-z0-9_]{1,20}\//', $destfile)) var_dump("@unlink($destfile);"); ?>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(44) "@unlink(/data/editor/vuln/../../config.php);"
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 string(44) "@unlink(/data/editor/vuln/../../config.php);"

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152.75 ms | 402 KiB | 216 Q