Insufficiently Protected Credentials

Overview @modelcontextprotocol/sdk is a Model Context Protocol implementation for TypeScript Affected versions of this package are vulnerable to Insufficiently Protected Credentials via the fetchToken and discardIfIssuerMismatch functions in the OAuth client authentication flow, where the SEP-235...

Insufficiently Protected Credentials

Overview @modelcontextprotocol/core is a Model Context Protocol for TypeScript — public Zod schemas spec + OAuth/OpenID Affected versions of this package are vulnerable to Insufficiently Protected Credentials via the fetchToken and discardIfIssuerMismatch functions in the OAuth client...

Insufficiently Protected Credentials

Overview @modelcontextprotocol/client is a Model Context Protocol implementation for TypeScript - Client package Affected versions of this package are vulnerable to Insufficiently Protected Credentials via the fetchToken and discardIfIssuerMismatch functions in the OAuth client authentication flo...

Insufficiently Protected Credentials

Overview @modelcontextprotocol/server-legacy is a Frozen v1 SSE transport and OAuth Authorization Server helpers for the Model Context Protocol TypeScript SDK. Deprecated; use StreamableHTTP and a dedicated OAuth server in production. Affected versions of this package are vulnerable to...

CVE-2026-48153

Budibase is an open-source low-code platform. Prior to 3.39.0, fetchToken in the OAuth2 SDK makes a POST to a builder-supplied URL with plain node-fetch, skipping the blacklist.isBlacklisted check that every other outbound fetch path in the codebase uses. The Joi schema for the OAuth2 URL has no...

CVE-2026-48153

Budibase is an open-source low-code platform. Prior to 3.39.0, fetchToken in the OAuth2 SDK makes a POST to a builder-supplied URL with plain node-fetch, skipping the blacklist.isBlacklisted check that every other outbound fetch path in the codebase uses. The Joi schema for the OAuth2 URL has no...

CVE-2026-48153: Server-Side Request Forgery (SSRF)

Budibase is an open-source low-code platform. Prior to 3.39.0, fetchToken in the OAuth2 SDK makes a POST to a builder-supplied URL with plain node-fetch, skipping the blacklist.isBlacklisted check that every other outbound fetch path in the codebase uses. The Joi schema for the OAuth2 URL has no...