CVE-2020-4038 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Reference

https://github.com/prisma-labs/graphql-playgroundsecurity-details https://github.com/prisma-labs/graphql-playground/commit/bf1883db538c97b076801a60677733816cb3cfb7 https://github.com/prisma-labs/graphql-playground/security/advisories/GHSA-4852-vrh7-28rf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.4