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 · last modified .

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

EPSS: 0.002 (5.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.5% 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-2026-87978: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

  • Paymob For Woocommerce

Weakness classification (CWE)

References

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.