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CVE-2026-120856Rymera Web Co Invoice Gateway for WooCommerce cross-site scripting

Schedule itHigh7.1EPSS not scored yet

CVE-2026-120856 is a cross-site scripting in Rymera Web Co Invoice Gateway for WooCommerce, rated high (7.1 on CVSS 3.1).

Why this priority: High severity, with no exploitation signal yet.

Published · Updated · NVD status: Deferred

What it is

Input is written into a web page without escaping, so an attacker's script runs in the browser of anyone who views it.

How it is reached

An attacker can exploit it over the network, without an account, but someone has to act first, such as opening a file or following a link.

What an attacker gains

The direct impact is limited: partial access to data or a partial outage. In practice, this kind of flaw lets an attacker act inside a signed-in user's browser session. The damage can spread past the vulnerable component into others.

Is it being exploited?

There is no public report of exploitation yet.

What to do

  1. No fixed version is listed yet. Find every place Rymera Web Co Invoice Gateway for WooCommerce runs, watch the references for a fix, and plan a replacement if it is no longer supported.
  2. While there is no fix, keep it off the internet or behind a VPN, allowlist or authenticating proxy.
  3. Warn the people who use it, and filter files and links on the way in.

Description from NVD

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rymera Web Co Invoice Gateway for WooCommerce – Invoice Payment Gateway invoice-gateway-for-woocommerce allows Reflected XSS.This issue affects Invoice Gateway for WooCommerce – Invoice Payment Gateway: from n/a through 1.1.6.

What this means for your architecture.

A CVE names a product. Whether it matters depends on where that product sits in your systems: what reaches it, which trust boundary it guards and what it can reach once compromised. Veriom maps your components, their relationships and your trust boundaries from your code, cloud and delivery evidence, so you can see where a component like this sits. The radar itself does not look at your systems.

Components it touches

  • Network edge devices: VPNs, firewalls, routers and gateways. They sit between the internet and internal networks, so a flaw in one is often the first step into everything behind it.
  • Web front ends and single-page apps. The flaw sits between a user's browser and the web application.
  • Admin consoles served to a browser. The flaw sits between a user's browser and the web application.

Trust boundaries in play

  • Internet-facing entry points. No account is needed. Any instance reachable from outside your perimeter, through a load balancer, gateway, VPN or exposed admin port, is in scope.
  • People who open files and links. Mail, chat and browsers are the delivery path.
  • Isolation between components. The impact crosses out of the vulnerable component into others it should be isolated from.
  • Between a user's browser and the web application. An attacker who crosses it can act inside a signed-in user's browser session.

Questions to answer about your own systems

  • Where does Rymera Web Co Invoice Gateway for WooCommerce run in your systems, and at which version?
  • Which of those instances can be reached from the internet or partner networks?
  • What can it reach once compromised: which data stores, secrets and services?

Sources

  • CVE records and CVSS scores from the NVD CVE API. This product uses the NVD API but is not endorsed or certified by the NVD.
  • Exploitation status from CISA’s Known Exploited Vulnerabilities catalog.
  • Exploit likelihood from FIRST’s Exploit Prediction Scoring System (EPSS), refreshed daily.
  • Explanations are written by Veriom from fixed templates over each record’s data, not by a person reviewing each CVE. Descriptions are quoted from the records as published.