Vulnerability · Published Oct 21, 2026 · Assigned by WPScan

CVE-2026-111957SUMIT Payment Gateway for WooCommerce < 4.0.0 - Unauthenticated Payment Confirmation Forgery via Redirect Callback

Medium 5.3

In plain English

A medium-severity incorrect authorization in SUMIT Payment Gateway for WooCommerce from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.2%top 83.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The SUMIT Payment Gateway for WooCommerce WordPress plugin before 4.0.0 does not bind the payment it confirms with the provider to the order being completed, nor check the payment amount against the order total, allowing unauthenticated users to mark a pending order as paid by replaying a payment identifier obtained from any single genuine payment.

Affected products (as reported)

Vendor	Product	Versions
Unknown	SUMIT Payment Gateway for WooCommerce	0 – before 4.0.0

Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

References

https://wpscan.com/vulnerability/751aa9b8-761e-4982-8708-6a746fddef09/ exploit, vdb-entry, technical-description