PT-2026-48850

A race condition in AbstractOAuthDataProvider allows concurrent requests using the same Refresh Token to bypass single-use semantics and generate multiple valid Access Tokens, when 'recycleRefreshTokens' is set to false. A leaked refresh token can be replayed concurrently by multiple attackers or...

CVE-2026-41194

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the mailbox OAuth disconnect action is implemented as GET /mailbox/oauth-disconnect/id/inout/provider. It removes stored OAuth metadata from the mailbox and then redirects. Because it is a GET route, no CSRF...

EUVD-2026-24225

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the mailbox OAuth disconnect action is implemented as GET /mailbox/oauth-disconnect/id/inout/provider. It removes stored OAuth metadata from the mailbox and then redirects. Because it is a GET route, no CSRF...

OAuthHub: Mitigating OAuth Data Overaccess through a Local Data Hub

Most OAuth service providers, such as Google and Microsoft, offer only a limited range of coarse-grained data access. As a result, third-party OAuth applications often end up accessing more user data than necessary, even if their developers want to minimize data access. We present OAuthHub, a...

CVE-2024-9109

The WooCommerce UPS Shipping – Live Rates and Access Points plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the deleteoauthdata function in all versions up to, and including, 2.3.12. This makes it possible for authenticated attackers,...

PT-2024-31579 · Eclipse · Eclipse Dataspace Components

Name of the Vulnerable Software and Affected Versions: Eclipse Dataspace Components versions 0.2.1 through 0.6.2 Description: A security issue has been identified in the EDC Connector component of Eclipse Dataspace Components, related to the OAuth2-protected data sink feature. When using a custom...