{"containers":{"cna":{"affected":[{"product":"ckeditor4","vendor":"ckeditor","versions":[{"status":"affected","version":">= 4.5.2, < 4.16.2"}]}],"descriptions":[{"lang":"en","value":"ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 [Clipboard](https://ckeditor.com/cke4/addon/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. 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