A buffer underflow bug in PHP could ... but NGINX servers are only vulnerable if they have PHP-FPM enabled (a non-default optimization feature that allows servers to execute scripts faster).

Arbitrary code can be executed on remote PHP servers through the argument injection ... parses HTTP requests and passes them to a PHP script for processing. Even when PHP isn’t set to CGI ...

According to a report from Censys yesterday, there are more than 450,000 exposed PHP servers that could be ... Patching used to mean complex scripts, long hours, and endless fire drills.