Medium severity6.1NVD Advisory· Published Nov 17, 2020· Updated Jun 17, 2026

CVE-2020-28129

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'.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Admerc/Gym Management System
cpe:2.3:a:admerc:gym_management_system:1.0:*:*:*:*:*:*:*
SourceCodester/Gym Management Systemdescription
Sourcecodester/Gym Management Systemllm-fuzzy
Range: = 1.0

Patches

Vulnerability mechanics

References

www.exploit-db.com/exploits/48941nvdExploitThird Party AdvisoryVDB Entry
www.sourcecodester.com/php/14541/gym-management-system-using-phpmysqli-source-code.htmlnvdProduct

News mentions

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cvss	0.397
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000