CVE-2026-84091mediumCWE-287

CVE-2026-84091: medium-severity vulnerability in SUMIT Payment Gateway for WooCommerce

SUMIT Payment Gateway for WooCommerce < 4.0.0 - Unauthenticated Payment Confirmation Forgery via bit IPN

Published

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.3epss 0.3%
The SUMIT Payment Gateway for WooCommerce WordPress plugin before 4.0.0 does not verify with the payment provider that a payment notification is genuine before marking the corresponding order as paid, allowing unauthenticated users to mark a pending order paid without completing payment.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — SUMIT Payment Gateway for WooCommerce

In the same product, most dangerous first.