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Moderate severityNVD Advisory· Published Aug 12, 2021· Updated Aug 3, 2024

Arbitrary HTML injection vulnerability in ckeditor

CVE-2021-32809

Description

ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 Clipboard package. The vulnerability allowed to abuse paste functionality using malformed HTML, which could result in injecting arbitrary HTML into the editor. It affects all users using the CKEditor 4 plugins listed above at version >= 4.5.2. The problem has been recognized and patched. The fix will be available in version 4.16.2.

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
ckeditor4npm
>= 4.5.2, < 4.16.24.16.2

Affected products

2

Patches

Vulnerability mechanics

References

11

News mentions

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