CVE-2021-28114

Name: CVE-2021-28114
Creator: NVD / NIST
Published: 2021-07-16T13:15:08.943+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 52.04%

Last modified Jun 17, 2026

CVE-2021-28114 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Froala WYSIWYG Editor 3.2.6-1 is affected by XSS due to a namespace confusion during parsing.. EPSS estimates a 52.04% chance of exploitation in the next 30 days.

Description

Froala WYSIWYG Editor 3.2.6-1 is affected by XSS due to a namespace confusion during parsing.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

52.04%

98.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Froala	Froala Editor	< 3.2.7

References

https://froala.com/wysiwyg-editor/Vendor Advisory
https://labs.bishopfox.com/advisoriesThird Party Advisory
https://labs.bishopfox.com/advisories/froala-editor-v3.2.6Release Notes, Third Party Advisory
https://froala.com/wysiwyg-editor/Vendor Advisory
https://labs.bishopfox.com/advisoriesThird Party Advisory
https://labs.bishopfox.com/advisories/froala-editor-v3.2.6Release Notes, Third Party Advisory

Timeline

Published: Jul 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-28114?

Froala WYSIWYG Editor 3.2.6-1 is affected by XSS due to a namespace confusion during parsing.

How severe is CVE-2021-28114?

CVE-2021-28114 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 52.04% probability of exploitation in the next 30 days.

How do I fix CVE-2021-28114?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-28114?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST