Description
WordPress Plugin Paid Memberships Pro-Restrict Member Access to Content, Courses, Communities-Free or Paid Subscriptions is prone to an information disclosure vulnerability because it fails to properly sanitize user-supplied input. Attackers can exploit this issue to retrieve the contents of an arbitrary file. Information obtained may aid in launching further attacks. WordPress Plugin Paid Memberships Pro-Restrict Member Access to Content, Courses, Communities-Free or Paid Subscriptions version 1.4.9 is vulnerable; prior versions may also be affected.
Remediation
Update to plugin version 1.5 or latest
References
http://ceriksen.com/2012/07/13/wordpress-paid-memberships-pro-information-disclosure-vulnerability/
http://www.paidmembershipspro.com/2012/07/important-security-update-1-5/