CVE-2020-9455

Name: CVE-2020-9455
Creator: NVD / NIST
Published: 2020-03-06T19:15:11.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.44%

Last modified Jun 17, 2026

CVE-2020-9455 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The RegistrationMagic plugin through 4.6.0.3 for WordPress allows remote authenticated users (with minimal privileges) to send arbitrary emails on behalf of the site via class_rm_user_services.php send_email_user_view.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

Description

The RegistrationMagic plugin through 4.6.0.3 for WordPress allows remote authenticated users (with minimal privileges) to send arbitrary emails on behalf of the site via class_rm_user_services.php send_email_user_view.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

1.44%

69.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Metagauss	Registrationmagic	<= 4.6.0.3

References

https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/#developersThird Party Advisory
https://wpvulndb.com/vulnerabilities/10116Third Party Advisory
https://www.wordfence.com/blog/2020/03/multiple-vulnerabilities-patched-in-registrationmagic-plugin/Exploit, Third Party Advisory
https://wordpress.org/plugins/custom-registration-form-builder-with-submission-manager/#developersThird Party Advisory
https://wpvulndb.com/vulnerabilities/10116Third Party Advisory
https://www.wordfence.com/blog/2020/03/multiple-vulnerabilities-patched-in-registrationmagic-plugin/Exploit, Third Party Advisory

Timeline

Published: Mar 6, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9455?

How severe is CVE-2020-9455?

CVE-2020-9455 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9455?

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-2020-9455?

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

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Source: NVD / NIST