---
id: CVE-2026-90974
title: >-
  The WP Fusion Lite  WordPress plugin before 3.48.0 does not require
  authentication on a settings handler that runs during admin initialization,
  allowing unauthenticated users to overwrite the site's CRM integration
  endpoint and credentia…
summary: >-
  The WP Fusion Lite  WordPress plugin before 3.48.0 does not require
  authentication on a settings handler that runs during admin initialization,
  allowing unauthenticated users to overwrite the site's CRM integration
  endpoint and credentia…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'
cwe:
  - CWE-862
product: WP Fusion Lite
affected:
  - wp_fusion_lite >= 3.37.14 < 3.48.0
published: '2026-10-01'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T13:11:52.923'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90974'
references:
  - url: 'https://wpscan.com/vulnerability/e57b41b3-3243-4ce1-98a6-40726ab138f3/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-01T10:43:33.186896Z'
ingestedAt: '2026-10-01T06:38:44.654Z'
---

## Overview

The WP Fusion Lite  WordPress plugin before 3.48.0 does not require authentication on a settings handler that runs during admin initialization, allowing unauthenticated users to overwrite the site's CRM integration endpoint and credentials, after which synced user data is delivered to an attacker-chosen host.

## Remediation

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