---
id: CVE-2025-9544
title: >-
  The Doppler Forms WordPress plugin through 2.5.1 registers an AJAX action
  install_extension without verifying user capabilities or using a nonce
summary: >-
  The Doppler Forms WordPress plugin through 2.5.1 registers an AJAX action
  install_extension without verifying user capabilities or using a nonce. As a
  result, any authenticated user — including those with the Subscriber role —
  can instal…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'
published: '2025-10-29'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T23:10:00.237'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-9544'
references:
  - url: 'https://wpscan.com/vulnerability/06312fba-dfc5-47af-afe3-b01d8941acbf/'
    label: contact@wpscan.com
tags:
  - nvd
epss: 0.00222
epssPercentile: 0.11582
ingestedAt: '2026-09-30T23:29:32.456Z'
---

## Overview

The Doppler Forms WordPress plugin through 2.5.1 registers an AJAX action install_extension without verifying user capabilities or using a nonce. As a result, any authenticated user — including those with the Subscriber role — can install and activate additional Doppler Forms WordPress plugin through 2.5.1 (limited to those whitelisted by the main Doppler Forms WordPress plugin through 2.5.1).

## Remediation

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