---
id: "CVE-2026-116869"
kind: "vulnerability"
aliases: ["CVE-2026-116869"]
title: "myPOS Checkout WordPress plugin: PHP object injection by shop managers"
severity: "high"
cvss: 7.2
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["mypos", "package", "php", "woocommerce", "wordpress"]
not_affected_if: ["plugin-not-installed", "plugin-version-above-1.4.5"]
published_at: "2026-10-29T16:18:01+00:00"
first_seen_at: "2026-10-29T16:25:57+00:00"
updated_at: "2026-10-29T16:29:51+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-116869", "first_seen_at": "2026-10-29T16:25:57+00:00"}]
---

# myPOS Checkout WordPress plugin: PHP object injection by shop managers

The myPOS Checkout plugin for WordPress and WooCommerce, versions up to 1.4.5, has a PHP Object Injection flaw. A shop manager account can pass crafted serialized data that the plugin unserializes, which can lead to code execution depending on the classes available on the site.

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

## How to check

- Check the installed myPOS Checkout plugin version in the WordPress admin plugins list, or confirm it is `1.4.5` or lower.
- Confirm whether the plugin is active on the site.

## Fix

- myPOS Checkout: a version newer than `1.4.5` (the sources do not name the exact fixed release).

## Timeline

- 2026-10-29T16:25:57+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-116869

## From the sources

Shop manager PHP Object Injection in myPOS Checkout <= 1.4.5 versions.

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