CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-28343

CKEditor 5 is a modern JavaScript rich-text editor with an MVC architecture. Starting in version 29.0.0 and prior to version 47.6.0, a cross-site scripting (XSS) vulnerability has been discovered in the General HTML Support feature. This vulnerability could be triggered by inserting specially crafted markup, leading to unauthorized JavaScript code execution, if the editor instance used an unsafe General HTML Support configuration. This issue has been patched in version 47.6.0.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.0

EPSS Ranking 10.8%

CVSS Severity

CVSS v3 Score 6.4

References

Products affected by CVE-2026-28343

Ckeditor » Ckeditor5 » Version: 0.1.0

cpe:2.3:a:ckeditor:ckeditor5:0.1.0
Ckeditor » Ckeditor5 » Version: 0.10.0

cpe:2.3:a:ckeditor:ckeditor5:0.10.0
Ckeditor » Ckeditor5 » Version: 0.11.0

cpe:2.3:a:ckeditor:ckeditor5:0.11.0
Ckeditor » Ckeditor5 » Version: 0.2.0

cpe:2.3:a:ckeditor:ckeditor5:0.2.0
Ckeditor » Ckeditor5 » Version: 0.3.0

cpe:2.3:a:ckeditor:ckeditor5:0.3.0
Ckeditor » Ckeditor5 » Version: 0.4.0

cpe:2.3:a:ckeditor:ckeditor5:0.4.0
Ckeditor » Ckeditor5 » Version: 0.5.0

cpe:2.3:a:ckeditor:ckeditor5:0.5.0
Ckeditor » Ckeditor5 » Version: 0.6.0

cpe:2.3:a:ckeditor:ckeditor5:0.6.0
Ckeditor » Ckeditor5 » Version: 0.7.0

cpe:2.3:a:ckeditor:ckeditor5:0.7.0
Ckeditor » Ckeditor5 » Version: 0.8.0

cpe:2.3:a:ckeditor:ckeditor5:0.8.0
Ckeditor » Ckeditor5 » Version: 0.9.0

cpe:2.3:a:ckeditor:ckeditor5:0.9.0
Ckeditor » Ckeditor5 » Version: 1.0.0

cpe:2.3:a:ckeditor:ckeditor5:1.0.0
Ckeditor » Ckeditor5 » Version: 10.0.0

cpe:2.3:a:ckeditor:ckeditor5:10.0.0
Ckeditor » Ckeditor5 » Version: 10.0.1

cpe:2.3:a:ckeditor:ckeditor5:10.0.1
Ckeditor » Ckeditor5 » Version: 10.1.0

cpe:2.3:a:ckeditor:ckeditor5:10.1.0
Ckeditor » Ckeditor5 » Version: 11.0.0

cpe:2.3:a:ckeditor:ckeditor5:11.0.0
Ckeditor » Ckeditor5 » Version: 11.0.1

cpe:2.3:a:ckeditor:ckeditor5:11.0.1
Ckeditor » Ckeditor5 » Version: 11.1.0

cpe:2.3:a:ckeditor:ckeditor5:11.1.0
Ckeditor » Ckeditor5 » Version: 11.1.1

cpe:2.3:a:ckeditor:ckeditor5:11.1.1
Ckeditor » Ckeditor5 » Version: 11.2.0

cpe:2.3:a:ckeditor:ckeditor5:11.2.0
Ckeditor » Ckeditor5 » Version: 12.0.0

cpe:2.3:a:ckeditor:ckeditor5:12.0.0
Ckeditor » Ckeditor5 » Version: 12.1.0

cpe:2.3:a:ckeditor:ckeditor5:12.1.0
Ckeditor » Ckeditor5 » Version: 12.2.0

cpe:2.3:a:ckeditor:ckeditor5:12.2.0
Ckeditor » Ckeditor5 » Version: 12.3.0

cpe:2.3:a:ckeditor:ckeditor5:12.3.0
Ckeditor » Ckeditor5 » Version: 12.3.1

cpe:2.3:a:ckeditor:ckeditor5:12.3.1
Ckeditor » Ckeditor5 » Version: 12.4.0

cpe:2.3:a:ckeditor:ckeditor5:12.4.0
Ckeditor » Ckeditor5 » Version: 15.0.0

cpe:2.3:a:ckeditor:ckeditor5:15.0.0
Ckeditor » Ckeditor5 » Version: 16.0.0

cpe:2.3:a:ckeditor:ckeditor5:16.0.0
Ckeditor » Ckeditor5 » Version: 17.0.0

cpe:2.3:a:ckeditor:ckeditor5:17.0.0
Ckeditor » Ckeditor5 » Version: 18.0.0

cpe:2.3:a:ckeditor:ckeditor5:18.0.0
Ckeditor » Ckeditor5 » Version: 19.0.0

cpe:2.3:a:ckeditor:ckeditor5:19.0.0
Ckeditor » Ckeditor5 » Version: 19.1.0

cpe:2.3:a:ckeditor:ckeditor5:19.1.0
Ckeditor » Ckeditor5 » Version: 19.1.1

cpe:2.3:a:ckeditor:ckeditor5:19.1.1
Ckeditor » Ckeditor5 » Version: 20.0.0

cpe:2.3:a:ckeditor:ckeditor5:20.0.0
Ckeditor » Ckeditor5 » Version: 21.0.0

cpe:2.3:a:ckeditor:ckeditor5:21.0.0
Ckeditor » Ckeditor5 » Version: 22.0.0

cpe:2.3:a:ckeditor:ckeditor5:22.0.0
Ckeditor » Ckeditor5 » Version: 23.0.0

cpe:2.3:a:ckeditor:ckeditor5:23.0.0
Ckeditor » Ckeditor5 » Version: 23.1.0

cpe:2.3:a:ckeditor:ckeditor5:23.1.0
Ckeditor » Ckeditor5 » Version: 24.0.0

cpe:2.3:a:ckeditor:ckeditor5:24.0.0
Ckeditor » Ckeditor5 » Version: 25.0.0

cpe:2.3:a:ckeditor:ckeditor5:25.0.0
Ckeditor » Ckeditor5 » Version: 26.0.0

cpe:2.3:a:ckeditor:ckeditor5:26.0.0
Ckeditor » Ckeditor5 » Version: 27.0.0

cpe:2.3:a:ckeditor:ckeditor5:27.0.0
Ckeditor » Ckeditor5 » Version: 27.1.0

cpe:2.3:a:ckeditor:ckeditor5:27.1.0
Ckeditor » Ckeditor5 » Version: 28.0.0

cpe:2.3:a:ckeditor:ckeditor5:28.0.0
Ckeditor » Ckeditor5 » Version: 29.0.0

cpe:2.3:a:ckeditor:ckeditor5:29.0.0
Ckeditor » Ckeditor5 » Version: 29.1.0

cpe:2.3:a:ckeditor:ckeditor5:29.1.0
Ckeditor » Ckeditor5 » Version: 29.2.0

cpe:2.3:a:ckeditor:ckeditor5:29.2.0
Ckeditor » Ckeditor5 » Version: 30.0.0

cpe:2.3:a:ckeditor:ckeditor5:30.0.0
Ckeditor » Ckeditor5 » Version: 31.0.0

cpe:2.3:a:ckeditor:ckeditor5:31.0.0
Ckeditor » Ckeditor5 » Version: 31.1.0

cpe:2.3:a:ckeditor:ckeditor5:31.1.0
Ckeditor » Ckeditor5 » Version: 32.0.0

cpe:2.3:a:ckeditor:ckeditor5:32.0.0
Ckeditor » Ckeditor5 » Version: 33.0.0

cpe:2.3:a:ckeditor:ckeditor5:33.0.0
Ckeditor » Ckeditor5 » Version: 34.0.0

cpe:2.3:a:ckeditor:ckeditor5:34.0.0
Ckeditor » Ckeditor5 » Version: 34.1.0

cpe:2.3:a:ckeditor:ckeditor5:34.1.0
Ckeditor » Ckeditor5 » Version: 34.2.0

cpe:2.3:a:ckeditor:ckeditor5:34.2.0
Ckeditor » Ckeditor5 » Version: 35.0.0

cpe:2.3:a:ckeditor:ckeditor5:35.0.0
Ckeditor » Ckeditor5 » Version: 35.0.1

cpe:2.3:a:ckeditor:ckeditor5:35.0.1
Ckeditor » Ckeditor5 » Version: 35.1.0

cpe:2.3:a:ckeditor:ckeditor5:35.1.0
Ckeditor » Ckeditor5 » Version: 35.2.0

cpe:2.3:a:ckeditor:ckeditor5:35.2.0
Ckeditor » Ckeditor5 » Version: 35.2.1

cpe:2.3:a:ckeditor:ckeditor5:35.2.1
Ckeditor » Ckeditor5 » Version: 35.3.0

cpe:2.3:a:ckeditor:ckeditor5:35.3.0
Ckeditor » Ckeditor5 » Version: 35.3.1

cpe:2.3:a:ckeditor:ckeditor5:35.3.1
Ckeditor » Ckeditor5 » Version: 35.3.2

cpe:2.3:a:ckeditor:ckeditor5:35.3.2
Ckeditor » Ckeditor5 » Version: 35.4.0

cpe:2.3:a:ckeditor:ckeditor5:35.4.0
Ckeditor » Ckeditor5 » Version: 36.0.0

cpe:2.3:a:ckeditor:ckeditor5:36.0.0
Ckeditor » Ckeditor5 » Version: 36.0.1

cpe:2.3:a:ckeditor:ckeditor5:36.0.1
Ckeditor » Ckeditor5 » Version: 37.0.0

cpe:2.3:a:ckeditor:ckeditor5:37.0.0
Ckeditor » Ckeditor5 » Version: 37.0.1

cpe:2.3:a:ckeditor:ckeditor5:37.0.1
Ckeditor » Ckeditor5 » Version: 37.1.0

cpe:2.3:a:ckeditor:ckeditor5:37.1.0
Ckeditor » Ckeditor5 » Version: 38.0.0

cpe:2.3:a:ckeditor:ckeditor5:38.0.0
Ckeditor » Ckeditor5 » Version: 38.0.1

cpe:2.3:a:ckeditor:ckeditor5:38.0.1
Ckeditor » Ckeditor5 » Version: 38.1.0

cpe:2.3:a:ckeditor:ckeditor5:38.1.0
Ckeditor » Ckeditor5 » Version: 38.1.1

cpe:2.3:a:ckeditor:ckeditor5:38.1.1
Ckeditor » Ckeditor5 » Version: 38.2.0

cpe:2.3:a:ckeditor:ckeditor5:38.2.0
Ckeditor » Ckeditor5 » Version: 39.0.0

cpe:2.3:a:ckeditor:ckeditor5:39.0.0
Ckeditor » Ckeditor5 » Version: 39.0.1

cpe:2.3:a:ckeditor:ckeditor5:39.0.1
Ckeditor » Ckeditor5 » Version: 39.0.2

cpe:2.3:a:ckeditor:ckeditor5:39.0.2
Ckeditor » Ckeditor5 » Version: 40.0.0

cpe:2.3:a:ckeditor:ckeditor5:40.0.0
Ckeditor » Ckeditor5 » Version: 40.1.0

cpe:2.3:a:ckeditor:ckeditor5:40.1.0
Ckeditor » Ckeditor5 » Version: 40.2.0

cpe:2.3:a:ckeditor:ckeditor5:40.2.0
Ckeditor » Ckeditor5 » Version: 41.0.0

cpe:2.3:a:ckeditor:ckeditor5:41.0.0
Ckeditor » Ckeditor5 » Version: 41.1.0

cpe:2.3:a:ckeditor:ckeditor5:41.1.0
Ckeditor » Ckeditor5 » Version: 41.2.0

cpe:2.3:a:ckeditor:ckeditor5:41.2.0
Ckeditor » Ckeditor5 » Version: 41.2.1

cpe:2.3:a:ckeditor:ckeditor5:41.2.1
Ckeditor » Ckeditor5 » Version: 41.3.0

cpe:2.3:a:ckeditor:ckeditor5:41.3.0
Ckeditor » Ckeditor5 » Version: 41.3.1

cpe:2.3:a:ckeditor:ckeditor5:41.3.1
Ckeditor » Ckeditor5 » Version: 41.3.2

cpe:2.3:a:ckeditor:ckeditor5:41.3.2
Ckeditor » Ckeditor5 » Version: 41.4.0

cpe:2.3:a:ckeditor:ckeditor5:41.4.0
Ckeditor » Ckeditor5 » Version: 41.4.1

cpe:2.3:a:ckeditor:ckeditor5:41.4.1
Ckeditor » Ckeditor5 » Version: 41.4.2

cpe:2.3:a:ckeditor:ckeditor5:41.4.2
Ckeditor » Ckeditor5 » Version: 42.0.0

cpe:2.3:a:ckeditor:ckeditor5:42.0.0
Ckeditor » Ckeditor5 » Version: 42.0.1

cpe:2.3:a:ckeditor:ckeditor5:42.0.1
Ckeditor » Ckeditor5 » Version: 42.0.2

cpe:2.3:a:ckeditor:ckeditor5:42.0.2
Ckeditor » Ckeditor5 » Version: 43.0.0

cpe:2.3:a:ckeditor:ckeditor5:43.0.0
Ckeditor » Ckeditor5 » Version: 43.1.0

cpe:2.3:a:ckeditor:ckeditor5:43.1.0
Ckeditor » Ckeditor5 » Version: 43.1.1

cpe:2.3:a:ckeditor:ckeditor5:43.1.1
Ckeditor » Ckeditor5 » Version: 43.2.0

cpe:2.3:a:ckeditor:ckeditor5:43.2.0
Ckeditor » Ckeditor5 » Version: 43.3.0

cpe:2.3:a:ckeditor:ckeditor5:43.3.0
Ckeditor » Ckeditor5 » Version: 43.3.1

cpe:2.3:a:ckeditor:ckeditor5:43.3.1
Ckeditor » Ckeditor5 » Version: 44.0.0

cpe:2.3:a:ckeditor:ckeditor5:44.0.0
Ckeditor » Ckeditor5 » Version: 44.1.0

cpe:2.3:a:ckeditor:ckeditor5:44.1.0
Ckeditor » Ckeditor5 » Version: 44.2.0

cpe:2.3:a:ckeditor:ckeditor5:44.2.0
Ckeditor » Ckeditor5 » Version: 44.2.1

cpe:2.3:a:ckeditor:ckeditor5:44.2.1
Ckeditor » Ckeditor5 » Version: 44.3.0

cpe:2.3:a:ckeditor:ckeditor5:44.3.0
Ckeditor » Ckeditor5 » Version: 45.0.0

cpe:2.3:a:ckeditor:ckeditor5:45.0.0
Ckeditor » Ckeditor5 » Version: 45.1.0

cpe:2.3:a:ckeditor:ckeditor5:45.1.0
Ckeditor » Ckeditor5 » Version: 45.2.0

cpe:2.3:a:ckeditor:ckeditor5:45.2.0
Ckeditor » Ckeditor5 » Version: 45.2.1

cpe:2.3:a:ckeditor:ckeditor5:45.2.1
Ckeditor » Ckeditor5 » Version: 45.2.2

cpe:2.3:a:ckeditor:ckeditor5:45.2.2
Ckeditor » Ckeditor5 » Version: 46.0.0

cpe:2.3:a:ckeditor:ckeditor5:46.0.0
Ckeditor » Ckeditor5 » Version: 46.0.1

cpe:2.3:a:ckeditor:ckeditor5:46.0.1
Ckeditor » Ckeditor5 » Version: 46.0.2

cpe:2.3:a:ckeditor:ckeditor5:46.0.2
Ckeditor » Ckeditor5 » Version: 46.0.3

cpe:2.3:a:ckeditor:ckeditor5:46.0.3
Ckeditor » Ckeditor5 » Version: 46.1.1

cpe:2.3:a:ckeditor:ckeditor5:46.1.1
Ckeditor » Ckeditor5 » Version: 47.0.0

cpe:2.3:a:ckeditor:ckeditor5:47.0.0
Ckeditor » Ckeditor5 » Version: 47.1.0

cpe:2.3:a:ckeditor:ckeditor5:47.1.0
Ckeditor » Ckeditor5 » Version: 47.2.0

cpe:2.3:a:ckeditor:ckeditor5:47.2.0
Ckeditor » Ckeditor5 » Version: 47.3.0

cpe:2.3:a:ckeditor:ckeditor5:47.3.0
Ckeditor » Ckeditor5 » Version: 47.4.0

cpe:2.3:a:ckeditor:ckeditor5:47.4.0
Ckeditor » Ckeditor5 » Version: 47.5.0

cpe:2.3:a:ckeditor:ckeditor5:47.5.0

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-28343

Products

Pricing

Contact Us