# CVE-2021-47748: Hasura GraphQL 1.3.3 - Remote Code Execution

> CVE-2021-47748: Hasura GraphQL 1.3.3 - Remote Code Execution. CVSS 9.8 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2021-47748
Last updated: 2026-07-28T01:47:19Z

- Published: 2026-01-21 17:27 UTC · Updated: 2026-07-28 01:47 UTC · Assigner: VulnCheck
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 1.1%, 66th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-78

## Description

Hasura GraphQL 1.3.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary shell commands through SQL query manipulation. Attackers can inject commands into the run\_sql endpoint by crafting malicious GraphQL queries that execute system commands through PostgreSQL's COPY FROM PROGRAM functionality.

## Affected vendors and products

- Hasura: GraphQL

## Tracked companies

- [Hasura](https://rewindex.com/company/hasura.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2021-47748)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2021-47748)
- [https://github.com/hasura/graphql-engine](https://github.com/hasura/graphql-engine)
- [https://www.exploit-db.com/exploits/49802](https://www.exploit-db.com/exploits/49802)
- [https://www.vulncheck.com/advisories/hasura-graphql-remote-code-execution](https://www.vulncheck.com/advisories/hasura-graphql-remote-code-execution)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2021-47748 · Markdown: https://rewindex.com/cve/CVE-2021-47748.md · JSON: https://rewindex.com/api/v1/cves/CVE-2021-47748 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:09:46.686Z