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cpe:2.3:a:ckeditor:ckeditor5-media-embed:*:*:*:*:*:node.js:*:*

part: a version: * update: *

VendorCkeditor (877d65b2-0725-531d-9c90-2100c31f9aea)
ProductCkeditor5 Media Embed (f3214ef9-97b3-5018-9355-1ab6c9bb38b0)
Edition*
Language*
Software edition*
Target softwarenode.js
Target hardware*
Other*
NotesImported from gcve-enriched-dumps CVE data

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Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2021-21391 vulnerable 2026-06-03 14:43:44.515421 Regular expression Denial of Service in multiple packages
MEDIUM (6.5)
CKEditor 5 provides a WYSIWYG editing solution. This CVE affects the following npm packages: ckeditor5-engine, ckeditor5-font, ckeditor5-image, ckeditor5-list, ckeditor5-markdown-gfm, ckeditor5-media-embed, ckeditor5-paste-from-office, and ckeditor5-widget. Following an internal audit, a regular expression denial of service (ReDoS) vulnerability has been discovered in multiple CKEditor 5 packages. The vulnerability allowed to abuse particular regular expressions, which could cause a significant performance drop resulting in a browser tab freeze. It affects all users using the CKEditor 5 packages listed above at version <= 26.0.0. The problem has been recognized and patched. The fix will be available in version 27.0.0.
Published: 2021-04-29T00:20:19.000Z
Updated: 2024-08-03T18:09:15.938Z
Reference links
Imported from gcve-enriched-dumps CVE data

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