CVE-2020-8594

Name: CVE-2020-8594
Creator: NVD / NIST
Published: 2020-02-14T20:15:09.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.20%

Last modified Jun 17, 2026

CVE-2020-8594 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The Ninja Forms plugin 3.4.22 for WordPress has Multiple Stored XSS vulnerabilities via ninja_forms[recaptcha_site_key], ninja_forms[recaptcha_secret_key], ninja_forms[recaptcha_lang], or ninja_forms[date_format].. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

Description

The Ninja Forms plugin 3.4.22 for WordPress has Multiple Stored XSS vulnerabilities via ninja_forms[recaptcha_site_key], ninja_forms[recaptcha_secret_key], ninja_forms[recaptcha_lang], or ninja_forms[date_format].

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

1.20%

64.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Ninjaforms	Ninja Forms	3.4.22

References

https://spider-security.co.uk/blog-cve-cve-2020-8594Exploit, Third Party Advisory
https://wordpress.org/plugins/ninja-forms/#developersVendor Advisory
https://wpvulndb.com/vulnerabilities/10070Third Party Advisory
https://spider-security.co.uk/blog-cve-cve-2020-8594Exploit, Third Party Advisory
https://wordpress.org/plugins/ninja-forms/#developersVendor Advisory
https://wpvulndb.com/vulnerabilities/10070Third Party Advisory

Timeline

Published: Feb 14, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8594?

How severe is CVE-2020-8594?

CVE-2020-8594 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8594?

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-2020-8594?

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

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Source: NVD / NIST