Eval injection vulnerability in zp-core/zp-extensions/viewer_size_image.php in ZENphoto 1.4.2, when the viewer_size_image plugin is enabled, allows remote attackers to execute arbitrary PHP code via the viewer_size_image_saved cookie.
Improper Control of Generation of Code The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.