---
id: CVE-2026-80071
title: >-
  The User Registration & Membership  WordPress plugin before 5.2.8 does not
  properly restrict who may author a membership plan or validate the plan a user
  attaches to their own account, allowing authenticated users with Author-level
  acces…
summary: >-
  The User Registration & Membership  WordPress plugin before 5.2.8 does not
  properly restrict who may author a membership plan or validate the plan a user
  attaches to their own account, allowing authenticated users with Author-level
  acces…
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-269
product: User Registration & Membership
affected:
  - user_registration_membership < 5.2.8
published: '2026-09-13'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T21:10:17.423'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-80071'
references:
  - url: 'https://wpscan.com/vulnerability/a4fbdeea-0d3b-466b-b4b6-4c4db277cd1d/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-13T10:43:08.893895Z'
ingestedAt: '2026-09-14T15:23:07.471Z'
epss: 0.00257
epssPercentile: 0.17646
---

## Overview

The User Registration & Membership  WordPress plugin before 5.2.8 does not properly restrict who may author a membership plan or validate the plan a user attaches to their own account, allowing authenticated users with Author-level access and above to assign themselves an arbitrary role and escalate their privileges to Administrator.

## Remediation

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