The Custom Field Template plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.5.1. This is due to missing or incorrect nonce validation on the edit_meta_value() function. This makes it possible for unauthenticated attackers to edit meta field values via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Custom Field Template WordPress plugin before 2.5.8 unserialises the content of an imported file, which could lead to PHP object injections issues when a high privilege user import (intentionally or not) a malicious Customizer Styling file and a suitable gadget chain is present on the blog.

The Lightbox Gallery WordPress plugin before 0.9.5 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Cross-Site Request Forgery (CSRF) vulnerability in Hiroaki Miyashita Custom Field Template plugin <= 2.5.8 versions.

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Hiroaki Miyashita Custom Field Template plugin <= 2.5.9 versions.

Cross-Site Request Forgery (CSRF) vulnerability in Hiroaki Miyashita Custom Post Type Page Template.This issue affects Custom Post Type Page Template: from n/a through 1.1.

The Custom Field Template plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'cpt' shortcode in all versions up to, and including, 2.6.1 due to insufficient input sanitization and output escaping on user supplied post meta. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Custom Field Template plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.6.1 via the 'cft' shortcode. This makes it possible for authenticated attackers with contributor access and above, to extract sensitive data including arbitrary post metadata.

The Custom Field Template plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's custom field name column in all versions up to, and including, 2.6.1 due to insufficient input sanitization and output escaping on user supplied custom fields. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Custom Field Template plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.6.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.