CVE-2020-28129

Name: CVE-2020-28129
Creator: NVD / NIST
Published: 2020-11-17T21:15:12.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.95%

Last modified Jun 17, 2026

CVE-2020-28129 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Stored Cross-site scripting (XSS) vulnerability in SourceCodester Gym Management System 1.0 allows users to inject and store arbitrary JavaScript code in index.php?page=packages via vulnerable fields 'Package Name' and 'Description'.. EPSS estimates a 0.95% chance of exploitation in the next 30 days.

Description

Stored Cross-site scripting (XSS) vulnerability in SourceCodester Gym Management System 1.0 allows users to inject and store arbitrary JavaScript code in index.php?page=packages via vulnerable fields 'Package Name' and 'Description'.

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

0.95%

56.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Admerc	Gym Management System	1.0

References

https://www.exploit-db.com/exploits/48941Exploit, Third Party Advisory, VDB Entry
https://www.sourcecodester.com/php/14541/gym-management-system-using-phpmysqli-source-code.htmlProduct
https://www.exploit-db.com/exploits/48941Exploit, Third Party Advisory, VDB Entry
https://www.sourcecodester.com/php/14541/gym-management-system-using-phpmysqli-source-code.htmlProduct

Timeline

Published: Nov 17, 2020
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2020-28129?

How severe is CVE-2020-28129?

CVE-2020-28129 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.95% probability of exploitation in the next 30 days.

How do I fix CVE-2020-28129?

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-2020-28129?

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

Scan your code now

Source: NVD / NIST