TI-2020-17102 Aliases CVE-2020-28129 GHSA-r7j5-v5jg-987g

Stored Cross-site scripting (XSS) vulnerability in SourceCodester Gym Management System…

LOW 29CWE-79Published 2020-11-17 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

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'.

Why it matters now

EPSS 0.00967 62nd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:admerc:gym_management_system:1.0:::::::*	1.0	Vulnerable	Admerc

cpe:2.3:a:admerc:gym_management_system:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Admerc

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-28129
2026-10-03 Alias added: GHSA-r7j5-v5jg-987g

References

Exploit 1

https://www.exploit-db.com/exploits/48941

Other 1

https://www.sourcecodester.com/php/14541/gym-management-system-using-phpmysqli-source-code.html

TI-2025-04004 itsourcecode Gym Management System ajax.php sql injection CVSS 4.0MEDIUM 6.9
TI-2025-04003 itsourcecode Gym Management System ajax.php sql injection CVSS 4.0MEDIUM 6.9
TI-2025-04002 itsourcecode Gym Management System ajax.php sql injection CVSS 4.0MEDIUM 6.9
TI-2025-04001 itsourcecode Gym Management System ajax.php sql injection CVSS 4.0MEDIUM 6.9
TI-2025-04000 itsourcecode Gym Management System ajax.php sql injection CVSS 4.0MEDIUM 6.9
TI-2025-03999 itsourcecode Gym Management System view_pdetails.php sql injection CVSS 4.0MEDIUM 6.9

See all 18 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences