CVE-2022-4209

Name: CVE-2022-4209
Creator: NVD / NIST
Published: 2022-12-02T21:15:11.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.82%

Last modified Jun 17, 2026

CVE-2022-4209 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Chained Quiz plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'pointsf' parameter on the 'chainedquiz_list' page in versions up to, and including, 1.3.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.. EPSS estimates a 0.82% chance of exploitation in the next 30 days.

Description

The Chained Quiz plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'pointsf' parameter on the 'chainedquiz_list' page in versions up to, and including, 1.3.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.82%

52.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Kibokolabs	Chained Quiz	<= 1.3.2

References

https://gist.github.com/Xib3rR4dAr/417a11bcb9b8da28cfe5ba1c17c44d0eExploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2824193%40chained-quiz&new=2824193%40chained-quiz&sfp_email=&sfph_mail=Patch, Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/b708b72f-d906-47c9-9bf7-a9397956db3d?source=cve
https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4209Third Party Advisory
https://gist.github.com/Xib3rR4dAr/417a11bcb9b8da28cfe5ba1c17c44d0eExploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2824193%40chained-quiz&new=2824193%40chained-quiz&sfp_email=&sfph_mail=Patch, Third Party Advisory
https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4209Third Party Advisory

Timeline

Published: Dec 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-4209?

How severe is CVE-2022-4209?

CVE-2022-4209 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.

How do I fix CVE-2022-4209?

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-2022-4209?

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

Scan your code now

Source: NVD / NIST