Arbitrary file upload in Magento

CVE-2019-7861

Insufficient server-side validation of user input could allow an attacker to bypass file upload restrictions in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2.

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.020 (80.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-7861: held from 0.020 to 0.020.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

  • Magento
  • Magento 2 — versions Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-7861?
CVE-2019-7861 is a high-severity vulnerability in Magento, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.5/10. Published 2019-08-02.
How severe is CVE-2019-7861?
High severity. CVSS v3 base score is 7.5 out of 10.