What is CVE-2026-84043?

CVE-2026-84043 is a medium-severity vulnerability, classified under Insufficient Verification of Data Authenticity. CVSS score: 5.3/10. Published 2026-09-04.

How severe is CVE-2026-84043?

Medium severity. CVSS v3 base score is 5.3 out of 10.

CVE-2026-84043

CVE-2026-84043

The ePayco Payment Gateway for WooCommerce WordPress plugin before 8.4.7 does not properly verify the authenticity of payment confirmation requests, allowing unauthenticated attackers to mark orders as paid without a valid gateway signature.

EPSS: 0.002 (5.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

contact@wpscan.com

Frequently asked questions

What is CVE-2026-84043?: CVE-2026-84043 is a medium-severity vulnerability, classified under Insufficient Verification of Data Authenticity. CVSS score: 5.3/10. Published 2026-09-04.
How severe is CVE-2026-84043?: Medium severity. CVSS v3 base score is 5.3 out of 10.