[Security] Vulnerable to XSS
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- Dominant language
- TypeScript
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Description
Issue : Textarea still accepting HTML code and inline script although I have passed all props to the MDEditor component.
### snippet
<MDEditor
value={editorValue}
onChange={handleChange}
previewOptions={{ skipHtml: true, escapeHtml: true, transformLinkUri: null, renderers, linkTarget: '_blank' }}
commands={commands}
/>
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start at the MDEditor component and reproduce the supplied snippet with HTML and inline script input while checking the listed previewOptions. Trace how the editor handles that input and confirm that the reported XSS behavior is prevented without breaking normal Markdown preview.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- markdown, react, typescript
- Domain
- frontend, security
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100