Auth bypass in Payment Plugins For Paypal Woocommerce
CVE-2026-80342
The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's approved but uncaptured payment captured against an order of their own.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N.
EPSS exploit prediction
EPSS: 0.002 (8.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
The 30-day trend appears once there are two daily scores.
Affected products
- Payment Plugins For Paypal Woocommerce
Weakness classification (CWE)
References
- wpscan.com/vulnerability/5c3eea0d-7f7f-48e5-8f78-c553b3fdeabf/ (technical-description, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2026-80342?
- CVE-2026-80342 is a medium-severity vulnerability in Payment Plugins For Paypal Woocommerce, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-09-23.
- How severe is CVE-2026-80342?
- Medium severity. CVSS v3 base score is 6.5 out of 10.