CVE-2021-47713
highpriority · track · 0EPSS 0.005 · 41 %ileEUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–8.7
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- https://github.com/hasura/graphql-enginecnnvd
- https://www.exploit-db.com/exploits/49789cnnvd
- https://www.vulncheck.com/advisories/hasura-graphql-denial-of-service-via-malicious-graphql-querycnnvd
- https://github.com/hasura/graphql-engineenisa_euvd
- https://www.exploit-db.com/exploits/49789enisa_euvd
- https://www.vulncheck.com/advisories/hasura-graphql-denial-of-service-via-malicious-graphql-queryenisa_euvd
- https://github.com/hasura/graphql-engineProductnvd
- https://www.exploit-db.com/exploits/49789Exploitnvd
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