Security alert from Jetpack/Vaultpress

Generic.Hidden.Code.2
This file contains suspicious hidden code, and should be checked for recent changes, or malicious code. Often hackers try to hide their hack attempts by obfuscating their attack code, to make it harder to detect. VaultPress has detected a string of suspicious characters in this file. Please check your backup history for recent changes to this file, or contact a Safekeeper if you are unsure.

1 File Affected

style.php
/wp-content/plugins/wpsso/lib