Research that follows the evidence.

Original vulnerability research, exploitation analysis, and lessons from the field.

11 published articles

Hero graphic for PHP2Shell security research, showing terminal code alongside the title “Build-Specific Exploitation and Verified Results.”

Exploit analysis

PHP2Shell: Inside Cenobe’s Research and Proof of Concept

PHP2Shell can enable pre-authentication remote code execution, but exploitability depends on the server’s exact build and runtime configuration, not merely its PHP version. This research presents 42 binary-verified x86_64 RCE profiles covering 42 of 110 supported vulnerable PHP releases, plus three separately documented special-case experimental profiles.

From the archive

10 articles