CVE-2020-13423

Name: CVE-2020-13423
Creator: NVD / NIST
Published: 2020-06-29T14:15:12.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 1.36%

Last modified Jun 17, 2026

CVE-2020-13423 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Form Builder 2.1.0 for Magento has multiple XSS issues that can be exploited against Magento 2 admin accounts via the Current_url or email field, or the User-Agent HTTP header.. EPSS estimates a 1.36% chance of exploitation in the next 30 days.

Description

Form Builder 2.1.0 for Magento has multiple XSS issues that can be exploited against Magento 2 admin accounts via the Current_url or email field, or the User-Agent HTTP header.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

1.36%

68.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Form Builder For Magento 2 Project	Form Builder For Magento 2	2.1.0

References

https://anothernetsecblog.comThird Party Advisory, URL Repurposed
https://anothernetsecblog.com/magento-2-extension-security/Exploit, Third Party Advisory, URL Repurposed
https://landofcoder.com/magento-2-form-builder.htmlProduct, Third Party Advisory
https://anothernetsecblog.comThird Party Advisory, URL Repurposed
https://anothernetsecblog.com/magento-2-extension-security/Exploit, Third Party Advisory, URL Repurposed
https://landofcoder.com/magento-2-form-builder.htmlProduct, Third Party Advisory

Timeline

Published: Jun 29, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13423?

Form Builder 2.1.0 for Magento has multiple XSS issues that can be exploited against Magento 2 admin accounts via the Current_url or email field, or the User-Agent HTTP header.

How severe is CVE-2020-13423?

CVE-2020-13423 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 1.36% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13423?

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-2020-13423?

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

Scan your code now

Source: NVD / NIST