CVE-2023-36137

Name: CVE-2023-36137
Creator: NVD / NIST
Published: 2023-08-04T00:15:12.773+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2023-36137 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. There is a Cross Site Scripting (XSS) vulnerability in the "theme" parameter of preview.php in PHPJabbers Class Scheduling System 1.0.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

There is a Cross Site Scripting (XSS) vulnerability in the "theme" parameter of preview.php in PHPJabbers Class Scheduling System 1.0.

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

0.31%

22.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Phpjabbers	Class Scheduling System	1.0

References

Timeline

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

Frequently Asked Questions

What is CVE-2023-36137?

There is a Cross Site Scripting (XSS) vulnerability in the "theme" parameter of preview.php in PHPJabbers Class Scheduling System 1.0.

How severe is CVE-2023-36137?

CVE-2023-36137 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2023-36137?

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-2023-36137?

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

Scan your code now

Source: NVD / NIST