Arbitrary file upload in Concretecms Concrete Cms

CVE-2020-11476

Concrete5 before 8.5.3 allows Unrestricted Upload of File with Dangerous Type such as a .phar file.

Vulnerability class: Unrestricted File Upload

EPSS: 0.029 (85.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-11476?
CVE-2020-11476 is a high-severity vulnerability in Concretecms Concrete Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2020-07-28.
How severe is CVE-2020-11476?
High severity. CVSS v3 base score is 7.2 out of 10.