CVE-2023-4496

Name: CVE-2023-4496
Creator: NVD / NIST
Published: 2023-10-04T13:15:26.193+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.37%

Last modified Jun 17, 2026

CVE-2023-4496 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Easy Chat Server, in its 3.1 version and before, does not sufficiently encrypt user-controlled inputs, resulting in a Cross-Site Scripting (XSS) vulnerability stored via /body2.ghp (POST method), in the mtowho parameter.. EPSS estimates a 0.37% chance of exploitation in the next 30 days.

Description

Easy Chat Server, in its 3.1 version and before, does not sufficiently encrypt user-controlled inputs, resulting in a Cross-Site Scripting (XSS) vulnerability stored via /body2.ghp (POST method), in the mtowho parameter.

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

0.37%

28.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Easy Chat Server Project	Easy Chat Server	<= 3.1

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-efs-software-productsThird Party Advisory
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-efs-software-productsThird Party Advisory

Timeline

Published: Oct 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4496?

How severe is CVE-2023-4496?

CVE-2023-4496 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4496?

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-2023-4496?

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

Scan your code now

Source: NVD / NIST