CVE-2021-24420

Name: CVE-2021-24420
Creator: NVD / NIST
Published: 2021-07-12T20:15:09.037+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.62%

Last modified Jun 17, 2026

CVE-2021-24420 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The Request a Quote WordPress plugin before 2.3.4 did not sanitise and escape some of its quote fields when adding/editing a quote as admin, leading to Stored Cross-Site scripting issues when the quote is output in the 'All Quotes" table.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

Description

The Request a Quote WordPress plugin before 2.3.4 did not sanitise and escape some of its quote fields when adding/editing a quote as admin, leading to Stored Cross-Site scripting issues when the quote is output in the 'All Quotes" table.

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

0.62%

45.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Emarketdesign	Request A Quote	< 2.3.4

References

https://wpscan.com/vulnerability/426eafb1-0261-4e7e-8c70-75bf4c476f18Exploit, Third Party Advisory
https://wpscan.com/vulnerability/426eafb1-0261-4e7e-8c70-75bf4c476f18Exploit, Third Party Advisory

Timeline

Published: Jul 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24420?

How severe is CVE-2021-24420?

CVE-2021-24420 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24420?

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-2021-24420?

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

Scan your code now

Source: NVD / NIST