Vulnerability library
Security checkJanuary 03, 2024

Cross-site scripting vulnerability in TinyMCE - tinymce

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Medium severitynpmtinymce

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Description

A cross-site scripting (XSS) vulnerability was discovered in the URL sanitization logic of the core parser. The vulnerability allowed arbitrary JavaScript execution when inserting a specially crafted piece of content into the editor using the clipboard or APIs. This impacts all users who are using TinyMCE 5.5.1 or lower.

Recommendation

Update the tinymce package to the latest compatible version. Followings are version details:

  • Affected version(s): < 5.6.0
  • Patched version(s): 5.6.0

References

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