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CVE-2026-21861

CRITICAL

9.1

Descripcion

baserCMS is a website development framework. Prior to version 5.2.3, baserCMS contains an OS command injection vulnerability in the core update functionality. An authenticated administrator can execute arbitrary OS commands on the server due to improper handling of user-controlled input that is directly passed to exec() without sufficient validation or escaping. This issue has been patched in version 5.2.3.

Detalles CVE

Puntuacion CVSS v3.19.1

SeveridadCRITICAL

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioNONE

Publicado3/31/2026

Ultima modificacion4/1/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

basercms:basercms

Debilidades (CWE)

CWE-78

Referencias

https://basercms.net/security/JVN_20837860(security-advisories@github.com)

https://github.com/baserproject/basercms/releases/tag/5.2.3(security-advisories@github.com)

https://github.com/baserproject/basercms/security/advisories/GHSA-qxmc-6f24-g86g(security-advisories@github.com)

https://github.com/baserproject/basercms/security/advisories/GHSA-qxmc-6f24-g86g(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlaciones IOC

Sin correlaciones registradas

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