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[Snyk] Security upgrade markdown-it from 13.0.1 to 14.0.0#1038

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[Snyk] Security upgrade markdown-it from 13.0.1 to 14.0.0#1038
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Snyk has created this PR to fix 1 vulnerabilities in the yarn dependencies of this project.

Snyk changed the following file(s):

  • packages/quarto-core/package.json

Note for zero-installs users

If you are using the Yarn feature zero-installs that was introduced in Yarn V2, note that this PR does not update the .yarn/cache/ directory meaning this code cannot be pulled and immediately developed on as one would expect for a zero-install project - you will need to run yarn to update the contents of the ./yarn/cache directory.
If you are not using zero-install you can ignore this as your flow should likely be unchanged.

⚠️ Warning
Failed to update the yarn.lock, please update manually before merging.

Vulnerabilities that will be fixed with an upgrade:

Issue Score
high severity Regular Expression Denial of Service (ReDoS)
SNYK-JS-LINKIFYIT-17817062
  125  

Breaking Change Risk

Merge Risk: High

Notice: This assessment is enhanced by AI.


Important

  • Check the changes in this PR to ensure they won't cause issues with your project.
  • Max score is 1000. Note that the real score may have changed since the PR was raised.
  • This PR was automatically created by Snyk using the credentials of a real user.

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.

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🦉 Regular Expression Denial of Service (ReDoS)

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Merge Risk: High

This major version upgrade of markdown-it from v13 to v14 introduces significant changes, most notably a rewrite to ECMAScript Modules (ESM) and the removal of support for older browsers.

Key Breaking Changes:

  • ESM Rewrite: The package has been rewritten to use ESM. While a CommonJS (CJS) fallback is provided, this can cause issues with build tools, bundlers, and test runners that may not seamlessly handle the mixed module formats. You may need to update your import statements from require('markdown-it') to import markdownit from 'markdown-it'.
  • Dropped Browser Support: Support for "ancient browsers" has been removed as the library now uses modern JavaScript features like .fromCodePoint(). Projects requiring support for older environments may be impacted.
  • External Dependency: punicode.js is now an external dependency and may need to be added to your project explicitly.

Recommendation:

Thoroughly test your application's build process and runtime behavior after this upgrade, paying close attention to how markdown-it is imported and bundled. Verify that your target browsers are still supported.

Source: GitHub CHANGELOG

Notice 🤖: This content was augmented using artificial intelligence. AI-generated content may contain errors and should be reviewed for accuracy before use.

@posit-snyk-bot

posit-snyk-bot commented Jul 5, 2026

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Snyk checks have passed. No issues have been found so far.

Status Scan Engine Critical High Medium Low Total (0)
Open Source Security 0 0 0 0 0 issues
Licenses 0 0 0 0 0 issues

💻 Catch issues earlier using the plugins for VS Code, JetBrains IDEs, Visual Studio, and Eclipse.

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2 participants