CVE-2025-52023

Name: CVE-2025-52023
Creator: NVD / NIST
Published: 2026-01-23T21:15:50.507+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.49%

Last modified Jun 17, 2026

CVE-2025-52023 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability in the PHP backend of gemscms.aptsys.com.sg thru 2025-05-28 allows unauthenticated remote attackers to trigger detailed error messages that disclose internal file paths, code snippets, and stack traces. This occurs when specially crafted HTTP GET/POST requests are sent to public API endpoints, exposing potentially sensitive information useful for further exploitation. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

Description

A vulnerability in the PHP backend of gemscms.aptsys.com.sg thru 2025-05-28 allows unauthenticated remote attackers to trigger detailed error messages that disclose internal file paths, code snippets, and stack traces. This occurs when specially crafted HTTP GET/POST requests are sent to public API endpoints, exposing potentially sensitive information useful for further exploitation. This issue is classified under CWE-209: Information Exposure Through an Error Message.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.49%

38.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-209

Affected Software

Vendor	Product	Versions
Aptsys	Gemscms Backend	<= 2025-05-28

References

http://aptsys.comProduct
http://gemscms.comBroken Link
https://gist.github.com/ReverseThatApp/4a6be2b9b2ba39d38c35c8753e0afd39Third Party Advisory

Timeline

Published: Jan 23, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-52023?

How severe is CVE-2025-52023?

CVE-2025-52023 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.

How do I fix CVE-2025-52023?

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-2025-52023?

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

Scan your code now

Source: NVD / NIST