CVE-2026-7888
Gravedad CVSS v4.0:
ALTA
Tipo:
CWE-502
Deserialización de datos no confiables
Fecha de publicación:
03/06/2026
Última modificación:
04/06/2026
Descripción
*** Pendiente de traducción *** Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components that lack the allowed_classes restriction. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Thanks XananasX7 and Sanjorn Keeratirungsan (dizconnect) for both independently reporting. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 8.4 with vector CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N.
Impacto
Puntuación base 4.0
8.40
Gravedad 4.0
ALTA



