CVE-2021-47917

MEDIUM

6.4

Descripcion

Simple CMS 2.1 contains a persistent cross-site scripting vulnerability in user input parameters that allows remote attackers to inject malicious script code. Attackers can exploit the newUser and editUser modules to inject persistent scripts that execute on user list preview, potentially leading to session hijacking and application manipulation.

Detalles CVE

Puntuacion CVSS v3.16.4

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado2/1/2026

Ultima modificacion2/11/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

simplephpscripts:simple_cms_php

Debilidades (CWE)

CWE-79

Referencias

https://simplephpscripts.com/simple-cms-php(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/simple-cms-persistent-cross-site-scripting-via-user-input-parameters(disclosure@vulncheck.com)

https://www.vulnerability-lab.com/get_content.php?id=2302(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

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