---
id: CVE-2026-66676
title: Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.
summary: Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-862
vendor: MatrixAddons
product: easy-invoice
affected:
  - easy-invoice >= n/a <= 2.3.8
published: '2026-09-17'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T21:12:30.593'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-66676'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/easy-invoice/vulnerability/wordpress-easy-invoice-plugin-2-3-8-broken-access-control-vulnerability?_s_id=cve
    label: audit@patchstack.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-17T14:32:11.242801Z'
ingestedAt: '2026-09-17T14:19:30.975Z'
epss: 0.00313
epssPercentile: 0.21484
---

## Overview

Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.

## Remediation

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