CVE-2026-55837 dbt-mcp: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

dbt-mcp is a Model Context Protocol server for interacting with dbt. Prior to 1.20.0, the local OAuth helper in src/dbtmcp/oauth/fastapiapp.py exposes GET /dbtplatformcontext without authentication or Host validation after a user completes the dbt Platform OAuth flow. The endpoint returns the ful...

CVE-2026-55837 dbt-mcp: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

dbt-mcp is a Model Context Protocol server for interacting with dbt. Prior to 1.20.0, the local OAuth helper in src/dbtmcp/oauth/fastapiapp.py exposes GET /dbtplatformcontext without authentication or Host validation after a user completes the dbt Platform OAuth flow. The endpoint returns the ful...

PYSEC-2026-2443 dbt MCP Server: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens Summary The local OAuth helper FastAPI server bundled with dbt-mcp exposes the GET /dbtplatformcontext endpoint without any form of authentication or host-origin validation. After a user completes the OAuth login flow against dbt...

dbt MCP Server: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens SummaryThe local OAuth helper FastAPI server bundled with dbt-mcp exposes the GET /dbtplatformcontext endpoint without any form of authentication or host-origin validation. After a user completes the OAuth login flow against dbt Clo...

PT-2026-59113

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens Summary The local OAuth helper FastAPI server bundled with dbt-mcp exposes the GET /dbt platform context endpoint without any form of authentication or host-origin validation. After a user completes the OAuth login flow against dbt...

dbt MCP Server: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens Summary The local OAuth helper FastAPI server bundled with dbt-mcp exposes the GET /dbtplatformcontext endpoint without any form of authentication or host-origin validation. After a user completes the OAuth login flow against dbt...

GHSA-JR33-MW75-7J8F dbt MCP Server: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens Summary The local OAuth helper FastAPI server bundled with dbt-mcp exposes the GET /dbtplatformcontext endpoint without any form of authentication or host-origin validation. After a user completes the OAuth login flow against dbt...

PT-2026-51116

Name of the Vulnerable Software and Affected Versions dbt-mcp version 1.19.1 Description The local OAuth helper FastAPI server bundled with dbt-mcp exposes the 'GET /dbt platform context' endpoint without authentication or host-origin validation. After a user completes the OAuth login flow, this...