7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
The attackers can execute arbitrary commands via an eval injection vulnerability in the “ix” parameter to wp-includes/feed.php. Also, there is command execution backdoor vulnerability.
Update the WordPress to the latest available version (at least 2.1.2).