EUVD-2026-19358

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

CVE-2026-34969 Nhost Leaks the Refresh Token via URL Query Parameter in OAuth Provider Callback

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

Nhost security vulnerabilities

Nhost is an open-source backend service platform developed by Nhost. Versions of Nhost prior to 0.48.0 contained security vulnerabilities. These vulnerabilities stemmed from the OAuth provider’s callback process for authentication services, where the refresh token was directly placed as a query...

CVE-2026-34969: Exposure of Sensitive Information to an Unauthorized Actor

Nhost is an open source Firebase alternative with GraphQL. Prior to 0.48.0, the auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer headers,...

Nhost Leaks Refresh Tokens via URL Query Parameter in OAuth Provider Callback

Refresh Token Leaked via URL Query Parameter in OAuth Provider Callback Summary The auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer...

GHSA-G2QJ-PRGH-4G9R Nhost Leaks Refresh Tokens via URL Query Parameter in OAuth Provider Callback

Refresh Token Leaked via URL Query Parameter in OAuth Provider Callback Summary The auth service's OAuth provider callback flow places the refresh token directly into the redirect URL as a query parameter. Refresh tokens in URLs are logged in browser history, server access logs, HTTP Referer...

CVE-2026-34200

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

EUVD-2026-17452

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200 Nhost CLI MCP Server: Missing Inbound Authentication on Explicitly Bound Network Port

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200 Nhost CLI MCP Server: Missing Inbound Authentication on Explicitly Bound Network Port

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

CVE-2026-34200

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

Nhost security vulnerabilities

Nhost is an open-source backend service platform developed by Nhost. Versions of Nhost prior to 1.41.0 contained security vulnerabilities. These vulnerabilities stemmed from the Nhost CLI MCP server, which, when explicitly configured to listen on network ports, did not apply inbound authenticatio...

CVE-2026-34200: Missing Authentication for Critical Function

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

PT-2026-29264

Nhost is an open source Firebase alternative with GraphQL. Prior to version 1.41.0, The Nhost CLI MCP server, when explicitly configured to listen on a network port, applies no inbound authentication and does not enforce strict CORS. This allows a malicious website visited on the same machine to...

SUSE CVE-2026-33221

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.12.0, the storage service's file upload handler trusts the client-provided Content-Type header without performing server-side MIME type detection. This allows an attacker to upload files with an arbitrary MIME type,...

GO-2026-4759 Nhost Storage Affected by MIME Type Spoofing via Trusted Client Content-Type Header in Storage Upload in github.com/nhost/nhost

Nhost Storage Affected by MIME Type Spoofing via Trusted Client Content-Type Header in Storage Upload in github.com/nhost/nhost...

CVE-2026-33221 Nhost Storage Affected by MIME Type Spoofing via Trusted Client Content-Type Header in Storage Upload

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.12.0, the storage service's file upload handler trusts the client-provided Content-Type header without performing server-side MIME type detection. This allows an attacker to upload files with an arbitrary MIME type,...

CVE-2026-33221

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.12.0, the storage service's file upload handler trusts the client-provided Content-Type header without performing server-side MIME type detection. This allows an attacker to upload files with an arbitrary MIME type,...

CVE-2026-33221 Nhost Storage Affected by MIME Type Spoofing via Trusted Client Content-Type Header in Storage Upload

Nhost is an open source Firebase alternative with GraphQL. Prior to version 0.12.0, the storage service's file upload handler trusts the client-provided Content-Type header without performing server-side MIME type detection. This allows an attacker to upload files with an arbitrary MIME type,...