What is CVE-2026-87978?

CVE-2026-87978 is a medium-severity vulnerability in Paymob For Woocommerce, classified under Insufficient Verification of Data Authenticity. CVSS score: 5.3/10. Published 2026-09-23.

How severe is CVE-2026-87978?

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

Vulnerability in Paymob For Woocommerce

CVE-2026-87978

The Paymob for WooCommerce WordPress plugin before 4.1.14 does not verify the request signature on one branch of its payment webhook, allowing unauthenticated attackers to mark arbitrary WooCommerce orders as paid without any payment.

Published 2026-09-23 · last modified 2026-09-23.

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.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Paymob For Woocommerce

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

wpscan.com/vulnerability/7eecf65a-3b85-405e-bbe2-893960c82ba7/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-87978?: CVE-2026-87978 is a medium-severity vulnerability in Paymob For Woocommerce, classified under Insufficient Verification of Data Authenticity. CVSS score: 5.3/10. Published 2026-09-23.
How severe is CVE-2026-87978?: Medium severity. CVSS v3 base score is 5.3 out of 10.