CVE-2020-4038 describes a severe reflected Cross-Site Scripting (XSS) vulnerability in GraphQL Playground (graphql-playground-html NPM package prior to version 1.6.22) and its associated middleware packages. This vulnerability allows unsanitized user input passed to the renderPlaygroundPage() method to execute malicious scripts. With a CVSS score of 7.4 (High), this flaw can be exploited remotely with low attack complexity, requiring user interaction to achieve high integrity impact, though confidentiality and availability are not directly affected. While there is no evidence of active exploitation, public exploit code, or significant community discussion, affected organizations should prioritize patching to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.6.22CPE matchmatch criteria | cpe:2.3:a:prisma:graphql-playground-html:*:*:*:*:*:node.js:*:* | ||
< 1.7.16CPE matchmatch criteria | cpe:2.3:a:prisma:graphql-playground-middleware-express:*:*:*:*:*:node.js:*:* | ||
< 1.6.13CPE matchmatch criteria | cpe:2.3:a:prisma:graphql-playground-middleware-hapi:*:*:*:*:*:node.js:*:* | ||
< 1.6.15CPE matchmatch criteria | cpe:2.3:a:prisma:graphql-playground-middleware-koa:*:*:*:*:*:node.js:*:* | ||
< 1.7.17CPE matchmatch criteria | cpe:2.3:a:prisma:graphql-playground-middleware-lambda:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
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The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.