---
id: CVE-2026-62111
title: >-
  WordPress Simple Payment plugin <= 2.5.4 - Cross Site Scripting (XSS)
  vulnerability
summary: Contributor Cross Site Scripting (XSS) in Simple Payment <= 2.5.4 versions.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'
cvssSource: cna
cwe:
  - CWE-79
vendor: Ido Kobelkowsky
product: simple-payment
affected:
  - simple-payment >= n/a <= 2.5.4
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-11T19:45:06.217669Z'
published: '2026-09-11'
updated: '2026-09-11'
sourceUpdated: '2026-09-11T19:45:17.374Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-62111'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/simple-payment/vulnerability/wordpress-simple-payment-plugin-2-5-4-cross-site-scripting-xss-vulnerability?_s_id=cve
tags:
  - cve.org
epss: 0.00224
epssPercentile: 0.11722
ingestedAt: '2026-09-14T11:11:19.886Z'
---

## Overview

Contributor Cross Site Scripting (XSS) in Simple Payment <= 2.5.4 versions.

## Affected

- `simple-payment >= n/a <= 2.5.4`

## Remediation

Update the WordPress Simple Payment Plugin to the latest available version (at least 2.5.6).