CVE-2023-3539

Name: CVE-2023-3539
Creator: NVD / NIST
Published: 2023-07-07T15:15:10.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2023-3539 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A vulnerability, which was classified as problematic, has been found in SimplePHPscripts Simple Forum PHP 2.7. This issue affects some unknown processing of the file /preview.php of the component URL Parameter Handler. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as problematic, has been found in SimplePHPscripts Simple Forum PHP 2.7. This issue affects some unknown processing of the file /preview.php of the component URL Parameter Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The associated identifier of this vulnerability is VDB-233291.

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%

22.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Simplephpscripts	Simple Forum Php	2.7

References

https://vuldb.com/?ctiid.233291Third Party Advisory
https://vuldb.com/?id.233291Third Party Advisory
https://vuldb.com/?ctiid.233291Third Party Advisory
https://vuldb.com/?id.233291Third Party Advisory

Timeline

Published: Jul 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3539?

How severe is CVE-2023-3539?

CVE-2023-3539 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-2023-3539?

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-2023-3539?

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

Scan your code now

Source: NVD / NIST