CVE-2021-47713

Hasura GraphQL 1.3.3 Denial of Service via Malicious GraphQL Query

Published Dec 22, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:hasura:graphql_engine:1.3.3:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Hasura
Hasura graphql Engine
Vendors & Products Hasura
Hasura graphql Engine
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Hasura GraphQL 1.3.3 Denial of Service via Malicious GraphQL Query
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Aug 14, 2026, 4:49 PM
Reserved
Dec 5, 2025, 7:10 PM
Status
Analyzed
Published
Dec 22, 2025, 10:15 PM
Modified
Jun 17, 2026, 4:18 AM