---
id: CVE-2026-25439
title: WordPress Booknetic plugin < 5.10.3 - Broken Authentication vulnerability
summary: >-
  Authentication Bypass Using an Alternate Path or Channel vulnerability in
  Booknetic Booknetic booknetic allows Authentication Abuse.This issue affects
  Booknetic: from n/a before 5.10.3.
severity: high
cvss: 8.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-288
vendor: Booknetic
product: booknetic
affected:
  - booknetic < 5.10.3
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-06-17T12:37:17.336811Z'
published: '2026-06-17'
updated: '2026-10-29'
sourceUpdated: '2026-10-29T11:36:02.240Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-25439'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/booknetic/vulnerability/wordpress-booknetic-plugin-4-8-5-account-takeover-vulnerability?_s_id=cve
tags:
  - cve.org
epss: 0.00342
epssPercentile: 0.27699
ingestedAt: '2026-10-28T12:10:35.163Z'
---

## Overview

Authentication Bypass Using an Alternate Path or Channel vulnerability in Booknetic Booknetic booknetic allows Authentication Abuse.This issue affects Booknetic: from n/a before 5.10.3.

## Affected

- `booknetic < 5.10.3`

## Remediation

Update the WordPress Booknetic plugin to the latest available version (at least 5.10.3).