CVE-2022-48110

MEDIUM

CKEditor 5 < 36.0.0 - Cross-Site Scripting via Full Featured Widget

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-48110. PoCs published by Manish Pathak.

AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in CKEditor 5 35.4.0 via the Full Featured Widget, where user-supplied HTML containing script tags is not properly sanitized. The payload leverages the raw-html-embed class to execute arbitrary JavaScript in the context of the affected site.

Description

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).

Exploits (1)

exploitdb WORKING POC
by Manish Pathak · textwebappsphp
https://www.exploit-db.com/exploits/51260

This exploit demonstrates a stored XSS vulnerability in CKEditor 5 35.4.0 via the Full Featured Widget, where user-supplied HTML containing script tags is not properly sanitized. The payload leverages the raw-html-embed class to execute arbitrary JavaScript in the context of the affected site.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: CKEditor 5 35.4.0
No auth needed
Prerequisites: Access to a CKEditor 5 instance with the Full Featured Widget enabled
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 6.1
EPSS 0.0127
EPSS Percentile 80.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
ckeditor/ckeditor 35.4.0
npm/ckeditor5 0 - 36.0.0npm
Published Feb 13, 2023
Tracked Since Feb 18, 2026