CVE-2018-1000885: Improper Neutralization of Special Elements used in an OS Command

PHKP version including commit 88fd9cfdf14ea4b6ac3e3967feea7bcaabb6f03b contains a Improper Neutralization of Special Elements used in a Command 'Command Injection' vulnerability in function pgpexec phkp.php:98 that can result in It is possible to manipulate gpg-keys or execute commands remotely...