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Major upgrade for gatsby-plugin-mdx #38

@thejustinwalsh

Description

@thejustinwalsh

Find more live information in Aikido here: https://app.aikido.dev/queue?sidebarIssue=16045337&groupId=37390&sidebarIssueTask=1275793&sidebarTab=tasks

Scope

This task includes issues in the following code repository:

  • ts-defold.github.io: yarn.lock

TLDR

The package gatsby-plugin-mdx before 2.14.1, from 3.0.0 and before 3.15.2 are vulnerable to Deserialization of Untrusted Data when passing input through to the gray-matter package, due to its default configurations that are missing input sanitization. Exploiting this vulnerability is possible when passing input in both webpack (MDX files in src/pages or MDX file imported as a component in frontend / React code) and data mode (querying MDX nodes via GraphQL). Workaround: If an older version of gatsby-plugin-mdx must be used, input passed into the plugin should be sanitized ahead of processing.

How to fix

We recommend updating from 1.10.1 to 2.14.1.

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