GHSA-FG79-CR9C-7369 OpenMage LTS: Phar Deserialization leads to Remote Code Execution

PHP functions such as getimagesize, fileexists, and isreadable can trigger deserialization when processing phar:// stream wrapper paths. OpenMage LTS uses these functions with potentially controllable file paths during image validation and media handling. An attacker who can upload a malicious ph...