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[Snyk] Security upgrade markdown-it from 12.3.2 to 14.3.2 - #23

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snyk-fix-77194be2daafe313ea2fbcf4aaea9b4c
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posit-snyk-bot wants to merge 1 commit into
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snyk-fix-77194be2daafe313ea2fbcf4aaea9b4c

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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):

  • package.json
  • yarn.lock

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.

Vulnerabilities that will be fixed with an upgrade:

Issue Score
high severity Unchecked Input for Loop Condition
SNYK-JS-MARKDOWNIT-21277722
  227  

Breaking Change Risk

Merge Risk: High

Notice: This assessment is enhanced by AI.


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  • 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.

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@posit-snyk-bot

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Merge Risk: High

This upgrade spans two major versions (v13 and v14) and introduces significant breaking changes, most notably the package's transition to an ESM module in v14.

Key Breaking Changes:

  • v14.0.0 - ESM Rewrite: The package has been rewritten to be an ECMAScript module (ESM). While a CJS fallback is provided, this is a major change that will likely require updates to your project's import syntax (e.g., from const markdownit = require('markdown-it') to import markdownit from 'markdown-it') and could affect your build process.

  • v14.0.0 - Dropped Environment Support: Support for "ancient browsers" has been removed. The library now uses modern JavaScript features like .fromCodePoint.

  • v13.0.0 - Internal API Changes: A new text_special token type was introduced. While this token is not present in the final rendered output, this can break custom plugins, particularly those that perform typographic transformations.

Recommendation:
Due to the ESM migration, this upgrade requires careful testing. You will likely need to update how you import the library. Review any custom plugins for compatibility with the new internal token structure from v13.

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.

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