---
id: "CVE-2026-106014"
kind: "vulnerability"
aliases: ["CVE-2026-106014"]
title: "WordPress Vantiv gateway plugin accepts forged payment notifications, marking orders paid"
severity: "medium"
cvss: 5.3
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["package", "payments", "self-hosted", "woocommerce", "wordpress"]
not_affected_if: ["gateway-not-enabled", "plugin-not-installed"]
published_at: "2026-10-19T06:17:17+00:00"
first_seen_at: "2026-10-23T21:57:17+00:00"
updated_at: "2026-10-25T04:26:41+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-106014", "first_seen_at": "2026-10-23T21:57:17+00:00"}]
---

# WordPress Vantiv gateway plugin accepts forged payment notifications, marking orders paid

The Gateway for Vantiv on WC WordPress plugin through 1.0.1 does not verify that payment notifications on its hosted-payment return handler are authentic. An unauthenticated attacker can mark WooCommerce orders as paid without paying.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed version of the Gateway for Vantiv on WC plugin in the WordPress admin plugins list, or with `wp plugin get <plugin-slug> --field=version`
- Confirm whether the installed version is `1.0.1` or earlier
- Review recent orders marked paid with no matching payment record at the processor

## Timeline

- 2026-10-23T21:57:17+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-106014

## From the sources

The Gateway for Vantiv on WC WordPress plugin through 1.0.1 does not verify the authenticity of the payment notification received on its hosted-payment return handler, allowing unauthenticated attackers to mark orders as paid without actually paying.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_