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CKEditor 4.0 vulnerability in the HTML Data Processor

Moderate severity GitHub Reviewed Published May 7, 2021 to the GitHub Advisory Database • Updated Mar 31, 2023

Package

npm ckeditor4 (npm)

Affected versions

< 4.14.0

Patched versions

4.14.0

Description

A cross-site scripting (XSS) vulnerability in the HTML Data Processor for CKEditor 4.0 before 4.14.0 allows remote attackers to inject arbitrary web script through a crafted "protected" comment (with the cke_protected syntax).

References

Published by the National Vulnerability Database Mar 7, 2020
Reviewed Apr 23, 2021
Published to the GitHub Advisory Database May 7, 2021
Last updated Mar 31, 2023

Severity

Moderate
6.1
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses

CVE ID

CVE-2020-9281

GHSA ID

GHSA-vcjf-mgcg-jxjq

Source code

Credits

Checking history
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