Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PromoSimple Giveaways and Contests by PromoSimple allows Stored XSS.This issue affects Giveaways and Contests by PromoSimple: from n/a through 1.24.

The Scratch & Win – Giveaways and Contests. Boost subscribers, traffic, repeat visits, referrals, sales and more plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.7.1. This is due to missing nonce validation on the reset_installation() function. This makes it possible for unauthenticated attackers to reset the plugin’s installation via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Scratch & Win – Giveaways and Contests. Boost subscribers, traffic, repeat visits, referrals, sales and more plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'swin-campaign' shortcode in all versions up to, and including, 2.6.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Run Contests, Raffles, and Giveaways with ContestsWP plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 2.0.3. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

The Giveaways and Contests by RafflePress WordPress plugin before 1.12.14 does not sanitise and escape some parameters, which could allow users with a role as low as editor to perform Cross-Site Scripting attacks

The Giveaways and Contests by RafflePress WordPress plugin before 1.12.14 does not sanitise and escape some parameters, which could allow users with a role as low as editor to perform Cross-Site Scripting attacks

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.

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.