The Easy Digital Downloads – eCommerce Payments and Subscriptions made easy plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.3.6.1 via the eddajaxgetdownloadtitle() function. This makes it possible for unauthenticated attackers to extract private post titles of downloads. The impact here is minimal.

The Easy Digital Downloads plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.6.7. This is due to missing nonce verification in the handleoauthredirect() function, which is registered on the admininit hook and processes Square OAuth tokens from a user-supplied GET parameter without any CSRF token validation. This makes it possible for unauthenticated attackers to overwrite the store's Square payment gateway credentials by tricking a logged-in administrator into clicking a crafted link, potentially resulting in payment account hijacking.

Missing Authorization vulnerability in Syed Balkhi Easy Digital Downloads easy-digital-downloads allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Easy Digital Downloads: from n/a through <= 3.1.5.

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Easy Digital Downloads.This issue affects Easy Digital Downloads: from n/a through 3.2.11.

Cross-Site Request Forgery (CSRF) vulnerability in Easy Digital Downloads.This issue affects Easy Digital Downloads: from n/a through 3.2.6.

Cross-Site Request Forgery (CSRF) vulnerability in Easy Digital Downloads.This issue affects Easy Digital Downloads: from n/a through 3.2.11.

Missing Authorization vulnerability in Easy Digital Downloads allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Easy Digital Downloads: from n/a through 3.2.12.

The Easy Digital Downloads – eCommerce Payments and Subscriptions made easy plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.3.2 via the file download functionality. This makes it possible for authenticated attackers, with Administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

The Easy Digital Downloads – Sell Digital Files & Subscriptions (eCommerce Store + Payments Made Easy) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Agreement Text value in all versions up to, and including, 3.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, 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 unfilteredhtml has been disabled.

The Easy Digital Downloads – Sell Digital Files & Subscriptions (eCommerce Store + Payments Made Easy) plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.2.9. This makes it possible for unauthenticated attackers to download the debug log via Directory Listing. This file may include PII.

The Easy Digital Downloads – eCommerce Payments and Subscriptions made easy plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's eddreceipt shortcode in all versions up to, and including, 3.3.8.1 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 Easy Digital Downloads – eCommerce Payments and Subscriptions made easy plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Title value in all versions up to, and including, 3.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, 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 unfilteredhtml has been disabled.

The Easy Digital Downloads – Simple eCommerce for Selling Digital Files plugin for WordPress is vulnerable to deserialization of untrusted input via the 'upload[file]' parameter in versions up to, and including 3.3.3. This makes it possible for authenticated administrative users to call files using a PHAR wrapper, that will deserialize and call arbitrary PHP Objects that can be used to perform a variety of malicious actions granted a POP chain is also present.

The Easy Digital Downloads plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.5.0. This is due to missing nonce validations in the eddsendwpdisconnect() and eddsendwpremoteinstall() functions. This makes it possible for unauthenticated attackers to deactivate or download and activate the SendWP plugin via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Easy Digital Downloads plugin for WordPress is vulnerable to Order Manipulation in all versions up to, and including, 3.5.2 due to an order verification bypass. The verification is unconditionally skipped when the POST body includes verificationoverride=1. Because this value is attacker-supplied, an unauthenticated actor can submit a forged IPN and have it treated as verified, even on production sites and with verification otherwise enabled. A valid PayPal transaction id is needed, restricting order manipulation to orders placed by the attacker. This, in turn, requires them to have a customer account.

The Easy Digital Downloads – Sell Digital Files & Subscriptions (eCommerce Store + Payments Made Easy) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the currency value in all versions up to, and including, 3.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, 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 unfilteredhtml has been disabled.

The edd-google-sheet-connector-pro WordPress plugin before 1.4, Easy Digital Downloads Google Sheet Connector WordPress plugin before 1.6.6 does not have CSRF check when updating its Access Code, which could allow attackers to make logged in admin change the access code to an arbitrary one via a CSRF attack

The Easy Digital Downloads plugin for WordPress is vulnerable to Improper Authorization in versions 3.1 through 3.3.4. This is due to a lack of sufficient validation checks within the 'verifyguestemail' function to ensure the requesting user is the intended recipient of the purchase receipt. This makes it possible for unauthenticated attackers to bypass intended security restrictions and view the receipts of other users, which contains a link to download paid content. Successful exploitation requires knowledge of another customers email address as well as the file ID of the content they purchased.