CVE-2021-47713
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Hasura Graphql Engine
PublishedDec 22, 2025
First seenDec 22, 2025
Weakness typeCWE-770Allocation of resources without limits
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hasura graphql_engine | 1.3.3 | — |
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