Authentication Bypass by Spoofing vulnerability in RafflePress Giveaways and Contests allows Functionality Bypass.This issue affects Giveaways and Contests: from n/a through 1.12.7.

The Giveaways and Contests by RafflePress – Get More Website Traffic, Email Subscribers, and Social Followers plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘parent_url’ parameter in all versions up to, and including, 1.12.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Cross-Site Request Forgery (CSRF) vulnerability in Igor Benic Simple Giveaways – Grow your business, email lists and traffic with contests plugin <= 2.46.0 versions.

The Simple Giveaways WordPress plugin before 2.45.1 does not sanitise and escape some of its Giveaways options, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

The Simple Giveaways WordPress plugin before 2.45.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

The Simple Giveaways WordPress plugin before 2.45.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

The Giveaways and Contests by RafflePress WordPress plugin before 1.11.3 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.

The Giveaway WordPress plugin through 1.2.2 is vulnerable to an SQL Injection issue which allows an administrative user to execute arbitrary SQL commands via the $post_id on the options.php page.

The method and share GET parameters of the Giveaway pages were not sanitised, validated or escaped before being output back in the pages, thus leading to reflected XSS

The Best Free Giveaways (aka com.wIphone5GiveAways) application 0.1 for Android does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.