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[PR #21258] fix: not permitted schema of markdown link cause page crash #29615

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opened 2026-02-21 20:45:54 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 20:45:54 -05:00
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Original Pull Request: https://github.com/langgenius/dify/pull/21258

State: closed
Merged: Yes

Important

  1. Make sure you have read our contribution guidelines
  2. Ensure there is an associated issue and you have been assigned to it
  3. Use the correct syntax to link this PR: Fixes #<issue number>.

Summary

fix https://github.com/langgenius/dify/issues/21252

the code here valid the schema of a markdown url
not permitted schema cause the link to a undefined and the page crash

Screenshots

Before After
... ...

Checklist

  • This change requires a documentation update, included: Dify Document
  • I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
  • I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
  • I've updated the documentation accordingly.
  • I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods
**Original Pull Request:** https://github.com/langgenius/dify/pull/21258 **State:** closed **Merged:** Yes --- > [!IMPORTANT] > > 1. Make sure you have read our [contribution guidelines](https://github.com/langgenius/dify/blob/main/CONTRIBUTING.md) > 2. Ensure there is an associated issue and you have been assigned to it > 3. Use the correct syntax to link this PR: `Fixes #<issue number>`. ## Summary <!-- Please include a summary of the change and which issue is fixed. Please also include relevant motivation and context. List any dependencies that are required for this change. --> fix https://github.com/langgenius/dify/issues/21252 the code [here](https://github.com/langgenius/dify/blob/6b1ad634f15459bd8792ee8df7895735ccf0d511/web/app/components/base/markdown/markdown-utils.ts#L58) valid the schema of a markdown url not permitted schema cause the link to a `undefined` and the page crash ## Screenshots | Before | After | |--------|-------| | ... | ... | ## Checklist - [ ] This change requires a documentation update, included: [Dify Document](https://github.com/langgenius/dify-docs) - [x] I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!) - [x] I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change. - [x] I've updated the documentation accordingly. - [x] I ran `dev/reformat`(backend) and `cd web && npx lint-staged`(frontend) to appease the lint gods
yindo added the pull-request label 2026-02-21 20:45:54 -05:00
yindo closed this issue 2026-02-21 20:45:54 -05:00
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Reference: langgenius/dify#29615
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