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Critical severity9.1NVD Advisory· Published Sep 24, 2021· Updated Jun 17, 2026

CVE-2021-40102

CVE-2021-40102

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).

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Concrete5/Concrete52 versions
    cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*range: <=8.5.5
    • (no CPE)range: <=8.5.5
  • Concrete CMS/Concrete CMSdescription

Patches

Vulnerability mechanics

References

2

News mentions

0

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