{"items":[{"id":"NVI-00018381","kind":"vulnerability","title":"React Router vulnerable to DoS via unbounded path expansion in __manifest endpoint","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-8x6r-g9mw-2r78","CVE-2026-42342"],"plain_summary":"GitHub lists this reviewed advisory for react-router, @remix-run/server-runtime. 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-1a52c3cf0e885c4fdc361758dc7e387e"],"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":"2026-06-03T21:05:18.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-1a52c3cf0e885c4fdc361758dc7e387e"}],"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-1a52c3cf0e885c4fdc361758dc7e387e","url":"https://github.com/advisories/GHSA-8x6r-g9mw-2r78","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-8x6r-g9mw-2r78","publisher":"GitHub Advisory Database","observed_at":"2026-11-07T00:53:06.181Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-1a52c3cf0e885c4fdc361758dc7e387e"],"technology":"react-router","known_exclusions":[],"conditions_summary":"There exists a potential DOS attack vector in React Router Framework Mode applications (as well as Remix v2.10.0 - 2.17.4).  Certain requests can be crafted to consume disproportionate resources on the server, resulting in response time degredation and/or service unavailability for end users.\n\n> [!NOTE]\n> This does not impact your React Router application if you are using Declarative Mode (``) or Data Mode (`createBrowserRouter`/``).","public_affected_ranges":[">= 7.0.0, < 7.15.0"]},{"certainty":"source_listed","source_ids":["sr-1a52c3cf0e885c4fdc361758dc7e387e"],"technology":"@remix-run/server-runtime","known_exclusions":[],"conditions_summary":"There exists a potential DOS attack vector in React Router Framework Mode applications (as well as Remix v2.10.0 - 2.17.4).  Certain requests can be crafted to consume disproportionate resources on the server, resulting in response time degredation and/or service unavailability for end users.\n\n> [!NOTE]\n> This does not impact your React Router application if you are using Declarative Mode (``) or Data Mode (`createBrowserRouter`/``).","public_affected_ranges":[">= 2.10.0, < 2.17.5"]}],"null_published_at":"2026-11-07T07:07:39.829Z","source_updated_at":"2026-06-03T21:05:18.000Z","source_disclosed_at":"2026-06-03T21:05:17.000Z","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":"2026-11-07T00:53:06.181Z"}],"next_cursor":null,"snapshot_revision":"42594"}