Auth bypass in Stripe Payment Forms By Wp Full Pay
CVE-2026-80311
The Stripe Payment Forms by WP Full Pay WordPress plugin before 8.5.5 does not verify that a subscription belongs to the customer bound to the requesting customer-portal session before cancelling it, allowing a user with a confirmed portal session to cancel subscriptions belonging to other customers. Exploitation requires the attacker to know the target subscription's identifier, which is high-entropy and not enumerable through the Stripe Payment Forms by WP Full Pay WordPress plugin before 8.5.5.
Vulnerability class: IDOR (Insecure Direct Object Reference)
EPSS: 0.001 (3.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Unknown Stripe Payment Forms By Wp Full Pay
Weakness classification (CWE)
References
- contact@wpscan.com (technical-description, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2026-80311?
- CVE-2026-80311 is a medium-severity vulnerability in Stripe Payment Forms By Wp Full Pay, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-08-29.
- How severe is CVE-2026-80311?
- Medium severity. CVSS v3 base score is 4.3 out of 10.