VULNERABILITY INTELLIGENCE
CVE-2021-40102
CVSS score9.1 CRITICAL
EPSS probability1.35%
CISA KEVNot currently listed
Published2021-09-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
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).
Weakness classification
- nvd@nist.gov: CWE-502
Primary references
- cve@mitre.org — Release Notes, Vendor Advisory
- cve@mitre.org — Permissions Required, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Third Party Advisory