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GHSA-52pr-7vmf-2w7x

Опубликовано: 03 июн. 2026
Источник: github
Github: Прошло ревью
CVSS4: 8.4

Описание

Concrete CMS is vulnerable to PHP Object Injection via unserialize() calls in the Workflow, Form block, and File/Set components

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. The Concrete CMS security team thanks XananasX7 and Sanjorn Keeratirungsan (dizconnect) for both independently reporting this ssue.

Пакеты

Наименование

concrete5/concrete5

composer
Затронутые версииВерсия исправления

< 9.5.2

9.5.2

EPSS

Процентиль: 7%
0.00175
Низкий

8.4 High

CVSS4

Дефекты

CWE-502

Связанные уязвимости

nvd
2 месяца назад

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.

EPSS

Процентиль: 7%
0.00175
Низкий

8.4 High

CVSS4

Дефекты

CWE-502