CVE-2026-32242 Parse Server OAuth2 adapter shares mutable state across providers via singleton instance

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.11 and 8.6.37, Parse Server's built-in OAuth2 auth adapter exports a singleton instance that is reused directly across all OAuth2 provider configurations. Under concurrent...

CVE-2026-32242

CVE-2026-32242 affects Parse Server: the built-in OAuth2 adapter previously exported a singleton instance shared across all OAuth2 provider configurations. Under concurrent authentication requests for multiple providers configured with oauth2: true, a token validation could run against another pr...

CVE-2026-32242 Parse Server OAuth2 adapter shares mutable state across providers via singleton instance

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.11 and 8.6.37, Parse Server's built-in OAuth2 auth adapter exports a singleton instance that is reused directly across all OAuth2 provider configurations. Under concurrent...

GHSA-2CJM-2GWV-M892 Parse Server's OAuth2 adapter shares mutable state across providers via singleton instance

Impact Parse Server's built-in OAuth2 auth adapter exports a singleton instance that is reused directly across all OAuth2 provider configurations. Under concurrent authentication requests for different OAuth2 providers, one provider's token validation may execute using another provider's...

PT-2026-25054

Impact Parse Server's built-in OAuth2 auth adapter exports a singleton instance that is reused directly across all OAuth2 provider configurations. Under concurrent authentication requests for different OAuth2 providers, one provider's token validation may execute using another provider's...

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-2024-47077 authentik cross-provider token validation problems

authentik is an open-source identity provider. Prior to versions 2024.8.3 and 2024.6.5, access tokens issued to one application can be stolen by that application and used to impersonate the user against any other proxy provider. Also, a user can steal an access token they were legitimately issued...