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CVE-2021-40102

CRITICAL CVSS: 9.1 Published: 2021-09-24 Modified: 2026-06-17

Description

An issue was discovered in Concrete CMS through 8.5.5. Arbitrary File deletion can occur via PHAR deserialization in is_dir (PHP Object Injection associated with the __wakeup magic method).

Affected Platforms

Concretecms Concrete Cms

Weakness Type

CWE-502

References