CVE-2021-43657

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CVSS 3.1

5.4 medium

EPSS

<1%p52

Published

Dec 22, 2022 (Dec 22, 2022)

Modified

Jun 17, 2026

Description

A Stored Cross-site scripting (XSS) vulnerability via MAster.php in Sourcecodetester Simple Client Management System (SCMS) 1.0 allows remote attackers to inject arbitrary web script or HTML via the vulnerable input fields.

Vendors: simple client management system project
Products: simple client management system
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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