Vulnerability in Opencart

CVE-2026-3714

A vulnerability has been found in OpenCart 4.0.2.3. Affected by this issue is the function Save of the file admin/controller/design/template.php of the component Incomplete Fix CVE-2024-36694. Such manipulation leads to improper neutralization of special elements used in a template engine. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way.

EPSS: 0.003 (17.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

  • Opencart — versions 4.0.2.3
  • N/a Opencart — versions 4.0.2.3

Weakness classification (CWE)

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (Permissions Required, broken-link)

Frequently asked questions

What is CVE-2026-3714?
CVE-2026-3714 is a medium-severity vulnerability in Opencart, classified under CWE-791. CVSS score: 4.7/10. Published 2026-03-08.
How severe is CVE-2026-3714?
Medium severity. CVSS v3 base score is 4.7 out of 10.