CVE-2020-4038
7.4 · HIGHOverview
CVE-2020-4038 is a high-severity vulnerability affecting prisma graphql-playground-html. It was published on June 8, 2020 and has a CVSS 3.1 base score of 7.4 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
GraphQL Playground (graphql-playground-html NPM package) before version 1.6.22 have a severe XSS Reflection attack vulnerability. All unsanitized user input passed into renderPlaygroundPage() method could trigger this vulnerability. This has been patched in graphql-playground-html version 1.6.22. Note that some of the associated dependent middleware packages are also affected including but not limited to graphql-playground-middleware-express before version 1.7.16, graphql-playground-middleware-koa before version 1.6.15, graphql-playground-middleware-lambda before version 1.7.17, and graphql-playground-middleware-hapi before 1.6.13.
Remediation
Check the references section for vendor advisories and patches from prisma. Update graphql-playground-html to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| prisma | graphql-playground-html | >= 0, < 1.6.22 | Affected |
| prisma | graphql-playground-middleware-express | >= 0, < 1.7.16 | Affected |
| prisma | graphql-playground-middleware-hapi | >= 0, < 1.6.13 | Affected |
| prisma | graphql-playground-middleware-koa | >= 0, < 1.6.15 | Affected |
| prisma | graphql-playground-middleware-lambda | >= 0, < 1.7.17 | Affected |
References
Frequently Asked Questions
What is CVE-2020-4038?
CVE-2020-4038 is a high-severity vulnerability affecting prisma graphql-playground-html. It was published on June 8, 2020 and has a CVSS 3.1 base score of 7.4 (HIGH).
How severe is CVE-2020-4038?
This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-4038?
Check the references section for vendor advisories and patches from prisma. Update graphql-playground-html to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-4038?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-4038 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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