CVE-2021-24351

Name: CVE-2021-24351
Creator: NVD / NIST
Published: 2021-06-14T14:15:08.527+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 2.48%

Last modified Jun 17, 2026

CVE-2021-24351 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The theplus_more_post AJAX action of The Plus Addons for Elementor Page Builder WordPress plugin before 4.1.12 did not properly sanitise some of its fields, leading to a reflected Cross-Site Scripting (exploitable on both unauthenticated and authenticated users). EPSS estimates a 2.48% chance of exploitation in the next 30 days.

Description

The theplus_more_post AJAX action of The Plus Addons for Elementor Page Builder WordPress plugin before 4.1.12 did not properly sanitise some of its fields, leading to a reflected Cross-Site Scripting (exploitable on both unauthenticated and authenticated users)

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

2.48%

82.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Posimyth	The Plus Addons For Elementor	< 4.1.12

References

https://theplusaddons.com/changelog/Release Notes, Vendor Advisory
https://wpscan.com/vulnerability/2ee62f85-7aea-4b7d-8b2d-5d86d9fb8016Exploit, Third Party Advisory
https://theplusaddons.com/changelog/Release Notes, Vendor Advisory
https://wpscan.com/vulnerability/2ee62f85-7aea-4b7d-8b2d-5d86d9fb8016Exploit, Third Party Advisory

Timeline

Published: Jun 14, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24351?

How severe is CVE-2021-24351?

CVE-2021-24351 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.48% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24351?

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-2021-24351?

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

Scan your code now

Source: NVD / NIST