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High · 7.5 CVE-2021-47713 EUVD-2021-34746GHSA-c963-4j6g-xhmv

Hasura GraphQL 1.3.3 Denial of Service via Malicious GraphQL Query

Published Dec 22, 2025 · Updated Aug 14, 2026 · Assigned by VulnCheck

Description

Hasura GraphQL 1.3.3 contains a denial of service vulnerability that allows attackers to overwhelm the service by crafting malicious GraphQL queries with excessive nested fields. Attackers can send repeated requests with extremely long query strings and multiple threads to consume server resources and potentially crash the GraphQL endpoint.

Affected products

VendorProductAffectedFixed
Hasura Hasura GraphQL 1.3.3 —

References