NULL CATHEDRAL - Php https://nullcathedral.com/tags/php/ Generated: 2026-04-10 ================================================================================ 2026-03-16 | Perfex CRM <=3.4.0 allows unauthenticated RCE via insecure deserialization https://nullcathedral.com/posts/2026-03-16-perfex-crm-unauthenticated-rce-insecure-deserialization/ Perfex CRM passed the autologin cookie into unserialize() without validation, giving unauthenticated attackers remote code execution.