CVE-2023-43356

Name: CVE-2023-43356
Creator: NVD / NIST
Published: 2023-10-20T22:15:10.767+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2023-43356 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Cross Site Scripting vulnerability in CMSmadesimple v.2.2.18 allows a local attacker to execute arbitrary code via a crafted script to the Global Meatadata parameter in the Global Settings Menu component.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Cross Site Scripting vulnerability in CMSmadesimple v.2.2.18 allows a local attacker to execute arbitrary code via a crafted script to the Global Meatadata parameter in the Global Settings Menu component.

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

0.46%

36.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Cmsmadesimple	Cms Made Simple	2.2.18

References

https://github.com/sromanhu/CVE-2023-43356-CMSmadesimple-Stored-XSS---Global-SettingsExploit, Third Party Advisory
https://github.com/sromanhu/CVE-2023-43356-CMSmadesimple-Stored-XSS---Global-SettingsExploit, Third Party Advisory

Timeline

Published: Oct 20, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-43356?

How severe is CVE-2023-43356?

CVE-2023-43356 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-43356?

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-2023-43356?

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

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Source: NVD / NIST