---
id: CVE-2026-42691
title: WordPress EventPrime plugin <= 4.3.6.0 - Broken Access Control vulnerability
summary: >-
  Authorization Bypass Through User-Controlled Key vulnerability in EventPrime
  EventPrime eventprime-event-calendar-management allows Privilege Abuse.This
  issue affects EventPrime: from n/a through 4.3.6.0.
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'
cvssSource: cna
cwe:
  - CWE-639
vendor: EventPrime
product: eventprime-event-calendar-management
affected:
  - eventprime-event-calendar-management <= 4.3.6.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-30T18:41:53.849230Z'
published: '2026-10-29'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T19:00:20.857Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-42691'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/eventprime-event-calendar-management/vulnerability/wordpress-eventprime-plugin-4-3-6-0-broken-access-control-vulnerability?_s_id=cve
tags:
  - cve.org
epss: 0.00189
epssPercentile: 0.08666
ingestedAt: '2026-11-05T16:24:31.406Z'
---

## Overview

Authorization Bypass Through User-Controlled Key vulnerability in EventPrime EventPrime eventprime-event-calendar-management allows Privilege Abuse.This issue affects EventPrime: from n/a through 4.3.6.0.

## Affected

- `eventprime-event-calendar-management <= 4.3.6.0`

## Remediation

Update the WordPress EventPrime plugin to the latest available version (at least 4.3.6.1).