It turns out that people active in the jailbreak community encouraged a low-level Apple employee to leak the source code in the first place.

In the latest software supply chain attack, the official PHP Git repository was hacked and the code base tampered with. Yesterday, two malicious commits were pushed to the php-src Git repository ...

A hacker compromised the server used to distribute the PHP programming language and added a backdoor to source code that would have made websites vulnerable to complete takeover, members of the ...