{"items":[{"id":"NVI-00017706","kind":"vulnerability","title":"Faraday: Uncontrolled recursion in NestedParamsEncoder allows stack exhaustion DoS via deeply nested query parameters","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-98m9-hrrm-r99r","CVE-2026-54297"],"plain_summary":"GitHub lists this reviewed advisory for faraday, faraday. 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-4ce5b783f3f21952cb1733e66b50b6ac"],"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":"2026-06-26T19:27:21.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-4ce5b783f3f21952cb1733e66b50b6ac"}],"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-4ce5b783f3f21952cb1733e66b50b6ac","url":"https://github.com/advisories/GHSA-98m9-hrrm-r99r","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-98m9-hrrm-r99r","publisher":"GitHub Advisory Database","observed_at":"2026-11-05T19:05:53.922Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4ce5b783f3f21952cb1733e66b50b6ac"],"technology":"faraday","known_exclusions":[],"conditions_summary":"`Faraday::NestedParamsEncoder`, the default nested query parameter encoder/decoder in Faraday, decodes nested query strings without enforcing a maximum nesting depth.\n\nA crafted query string such as:\n\n```text\na[x][x][x][x]...[x]=1\n```\n\ncauses Faraday to build a deeply nested Ruby `Hash` structure. The internal `dehash` routine then recursively walks this attacker-controlled structure without a depth limit. At sufficient depth, Ruby raises an uncaught `SystemStackError` (`stack level too deep`), crashing the calling thread or worker. This can lead to denial of service in applications that pass attacker-controlled query strings to Faraday's nested query parsing or URL-building paths.\n\nThis has been patched in version 2.14.3 and backported to 1.10.6.","public_affected_ranges":[">= 2.0.0, <= 2.14.2"]},{"certainty":"source_listed","source_ids":["sr-4ce5b783f3f21952cb1733e66b50b6ac"],"technology":"faraday","known_exclusions":[],"conditions_summary":"`Faraday::NestedParamsEncoder`, the default nested query parameter encoder/decoder in Faraday, decodes nested query strings without enforcing a maximum nesting depth.\n\nA crafted query string such as:\n\n```text\na[x][x][x][x]...[x]=1\n```\n\ncauses Faraday to build a deeply nested Ruby `Hash` structure. The internal `dehash` routine then recursively walks this attacker-controlled structure without a depth limit. At sufficient depth, Ruby raises an uncaught `SystemStackError` (`stack level too deep`), crashing the calling thread or worker. This can lead to denial of service in applications that pass attacker-controlled query strings to Faraday's nested query parsing or URL-building paths.\n\nThis has been patched in version 2.14.3 and backported to 1.10.6.","public_affected_ranges":[">= 1.0.0, <= 1.10.5"]}],"null_published_at":"2026-11-05T19:10:21.454Z","source_updated_at":"2026-06-26T19:27:21.000Z","source_disclosed_at":"2026-06-19T19:35:43.000Z","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":"2026-11-05T19:05:53.922Z"}],"next_cursor":null,"snapshot_revision":"42594"}