CVE-2020-4038

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.

• prisma graphql-playground-html (< 1.6.22) • prisma graphql-playground-middleware-express (< 1.7.16) • prisma graphql-playground-middleware-hapi (< 1.6.13) • prisma graphql-playground-middleware-koa (< 1.6.15) • prisma graphql-playground-middleware-lambda (< 1.7.17)