---
id: CVE-2026-90964
title: Essential Real Estate < 5.3.5 - Unauthenticated Arbitrary Email Sending
summary: >-
  The Essential Real Estate WordPress plugin before 5.3.5 does not restrict the
  recipient of one of its contact email actions, allowing unauthenticated users
  to send emails to arbitrary addresses with an attacker-controlled sender
  header a…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'
cvssSource: adp
cwe:
  - CWE-284
product: Essential Real Estate
affected:
  - essential_real_estate < 5.3.5
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-11-06T11:50:43.887622Z'
published: '2026-11-05'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T12:03:36.346Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-90964'
references:
  - url: 'https://wpscan.com/vulnerability/851b3747-823c-4f38-a449-117acf4b6435/'
tags:
  - cve.org
epss: 0.00182
epssPercentile: 0.07796
ingestedAt: '2026-11-05T21:36:00.784Z'
---

## Overview

The Essential Real Estate WordPress plugin before 5.3.5 does not restrict the recipient of one of its contact email actions, allowing unauthenticated users to send emails to arbitrary addresses with an attacker-controlled sender header and message body through the site.

## Affected

- `essential_real_estate < 5.3.5`

## Remediation

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