CVE-2020-23240

Name: CVE-2020-23240
Creator: NVD / NIST
Published: 2021-07-26T21:15:16.577+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2020-23240 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Cross Site Scripting (XSS) vulnerablity in CMS Made Simple 2.2.14 via the Logic field in the Content Manager feature.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

Cross Site Scripting (XSS) vulnerablity in CMS Made Simple 2.2.14 via the Logic field in the Content Manager feature.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

0.47%

37.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Cmsmadesimple	Cms Made Simple	2.2.14

References

http://dev.cmsmadesimple.org/bug/view/12321Exploit, Issue Tracking, Vendor Advisory
http://dev.cmsmadesimple.org/bug/view/12321Exploit, Issue Tracking, Vendor Advisory

Timeline

Published: Jul 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-23240?

Cross Site Scripting (XSS) vulnerablity in CMS Made Simple 2.2.14 via the Logic field in the Content Manager feature.

How severe is CVE-2020-23240?

CVE-2020-23240 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2020-23240?

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-2020-23240?

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

Scan your code now

Source: NVD / NIST