---
id: CVE-2026-77702
title: >-
  The Eventin  WordPress plugin before 4.1.24 does not prevent the token issued
  to a guest at checkout from being used to change that order's tickets
  afterwards, allowing unauthenticated users to replace a paid ticket with a
  free one and c…
summary: >-
  The Eventin  WordPress plugin before 4.1.24 does not prevent the token issued
  to a guest at checkout from being used to change that order's tickets
  afterwards, allowing unauthenticated users to replace a paid ticket with a
  free one and c…
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'
cwe:
  - CWE-862
product: Eventin
affected:
  - Eventin < 4.1.24
published: '2026-09-16'
updated: '2026-09-17'
sourceUpdated: '2026-09-17T13:16:47.130'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-77702'
references:
  - url: 'https://wpscan.com/vulnerability/a4fa75f7-2b30-4659-9e25-dd3454c50ebb/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-17T12:21:17.114157Z'
epss: 0.00291
epssPercentile: 0.21879
ingestedAt: '2026-09-16T06:51:06.246Z'
---

## Overview

The Eventin  WordPress plugin before 4.1.24 does not prevent the token issued to a guest at checkout from being used to change that order's tickets afterwards, allowing unauthenticated users to replace a paid ticket with a free one and complete the order at no charge.

## Remediation

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