---
id: CVE-2025-9512
title: >-
  The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does
  not properly handles HTML tag attribute modifications, making it possible for
  unauthenticated attackers to conduct Stored XSS attacks via post comments.
summary: >-
  The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does
  not properly handles HTML tag attribute modifications, making it possible for
  unauthenticated attackers to conduct Stored XSS attacks via post comments.
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'
published: '2025-10-01'
updated: '2026-10-09'
sourceUpdated: '2026-10-09T09:10:00.213'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-9512'
references:
  - url: 'https://wpscan.com/vulnerability/e45d9335-3665-4155-abdf-9eeea250f1ba/'
    label: contact@wpscan.com
  - url: 'https://wpscan.com/vulnerability/e45d9335-3665-4155-abdf-9eeea250f1ba/'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
epss: 0.00212
epssPercentile: 0.10513
ingestedAt: '2026-10-09T09:31:01.000Z'
---

## Overview

The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers to conduct Stored XSS attacks via post comments.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.