CVE-2022-48110

CVSS 6.1 MEDIUMEPSS 2.1%CWE-79

CKSource CKEditor 5 35.4.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the Full Featured CKEditor5 widget. NOTE: the vendor's position is that this is not a vulnerability. The CKEditor 5 documentation discusses that it is the responsibility of an integrator (who is adding CKEditor 5 functionality to a website) to choose the correct security settings for their use case. Also, safe default values are established (e.g., config.htmlEmbed.showPreviews is false).

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

n/a · n/a

public PoCs found — 2

cve_referencepacketstormsecurity.com/files/170927/CKSource-CKEditor5-35.4.0-Cross-Site-Scripting.htmlunverified exploitdbwww.exploit-db.com/exploits/51260unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://ckeditor.com/docs/ckeditor5/latest/features/html-embed.html https://packetstormsecurity.com/files/170927/CKSource-CKEditor5-35.4.0-Cross-Site-Scripting.html