{"items":[{"id":"NVI-00013026","kind":"vulnerability","title":"@nestjs/platform-fastify: Path-scoped middleware bypass via absolute-form request targets","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9c5c-9qcx-q35q"],"plain_summary":"GitHub lists this reviewed advisory for @nestjs/platform-fastify, @nestjs/platform-fastify. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-40c558e68bf6dfc66e7f4eb9eca1bd13"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-09-30T14:41:40.000Z","value":"7.4 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-40c558e68bf6dfc66e7f4eb9eca1bd13"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-40c558e68bf6dfc66e7f4eb9eca1bd13","url":"https://github.com/advisories/GHSA-9c5c-9qcx-q35q","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-9c5c-9qcx-q35q","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T07:24:25.558Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-40c558e68bf6dfc66e7f4eb9eca1bd13"],"technology":"@nestjs/platform-fastify","known_exclusions":[],"conditions_summary":"| Field | Value |\n| --- | --- |\n| Ecosystem | npm |\n| Package | `@nestjs/platform-fastify` |\n| Affected versions | `>= 12.0.0, < 12.0.2` and `< 11.2.4` |\n| Patched versions | `12.0.2` and `11.2.4` (upgrade to `12.0.3` / `11.2.5`) |\n\n### Summary\n\nOn the Fastify adapter, an HTTP request that uses an **absolute-form request target** (`GET http://host/path HTTP/1.1`\ninstead of `GET /path HTTP/1.1`) reaches the route handler without running the path-scoped Nest middleware bound to\nthat route. Applications that enforce authentication or authorization in middleware execute the protected handler\nwith those checks skipped.\n\n### Impact\n\nAny application that\n\n- uses `@nestjs/platform-fastify`, and\n- binds middleware to specific paths via `MiddlewareConsumer.forRoutes(...)` or `.exclude(...)`, and\n- is reachable by a client that controls the raw request line.\n\nNode's HTTP server accepts absolute-form targets, so no special server configuration is needed. Exposure is reduced\nwhen a reverse proxy in front of the application rewrites the request target to origin-form, which most do.\n\nWhere the bypassed middleware performs authentication or authorization, the result is an authentication or\nauthori","public_affected_ranges":["< 11.2.4"]},{"certainty":"source_listed","source_ids":["sr-40c558e68bf6dfc66e7f4eb9eca1bd13"],"technology":"@nestjs/platform-fastify","known_exclusions":[],"conditions_summary":"| Field | Value |\n| --- | --- |\n| Ecosystem | npm |\n| Package | `@nestjs/platform-fastify` |\n| Affected versions | `>= 12.0.0, < 12.0.2` and `< 11.2.4` |\n| Patched versions | `12.0.2` and `11.2.4` (upgrade to `12.0.3` / `11.2.5`) |\n\n### Summary\n\nOn the Fastify adapter, an HTTP request that uses an **absolute-form request target** (`GET http://host/path HTTP/1.1`\ninstead of `GET /path HTTP/1.1`) reaches the route handler without running the path-scoped Nest middleware bound to\nthat route. Applications that enforce authentication or authorization in middleware execute the protected handler\nwith those checks skipped.\n\n### Impact\n\nAny application that\n\n- uses `@nestjs/platform-fastify`, and\n- binds middleware to specific paths via `MiddlewareConsumer.forRoutes(...)` or `.exclude(...)`, and\n- is reachable by a client that controls the raw request line.\n\nNode's HTTP server accepts absolute-form targets, so no special server configuration is needed. Exposure is reduced\nwhen a reverse proxy in front of the application rewrites the request target to origin-form, which most do.\n\nWhere the bypassed middleware performs authentication or authorization, the result is an authentication or\nauthori","public_affected_ranges":[">= 12.0.0, < 12.0.2"]}],"null_published_at":"2026-11-01T07:29:12.909Z","source_updated_at":"2026-09-30T14:41:40.000Z","source_disclosed_at":"2026-09-30T14:41:39.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-01T07:24:25.558Z"}],"next_cursor":null,"snapshot_revision":"42594"}