---
id: "CVE-2026-123064"
page: "https://infrastack.ai/live/CVE-2026-123064"
kind: "vulnerability"
aliases: ["CVE-2026-123064"]
title: "WP BASE Booking WordPress plugin: subscribers can create administrator accounts"
severity: "high"
cvss: null
epss: null
exploited: false
status: "open"
category: "package"
products: [{"name": "WP BASE Booking of Appointments, Services and Events", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["package", "self-hosted", "wordpress", "wp-base-booking"]
not_affected_if: ["plugin-6.5.1-or-later", "plugin-not-installed"]
published_at: "2026-11-09T07:17:29+00:00"
first_seen_at: "2026-11-09T07:25:04+00:00"
updated_at: "2026-11-09T07:25:41+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123064", "first_seen_at": "2026-11-09T07:25:04+00:00"}]
exploit_sources: []
---

# WP BASE Booking WordPress plugin: subscribers can create administrator accounts

Link for people: https://infrastack.ai/live/CVE-2026-123064 (this .md is for agents)

The WP BASE Booking of Appointments, Services and Events WordPress plugin before 6.5.1 does not restrict one of its user-creation actions. An authenticated user with Subscriber-level access can create a new administrator account and take control of the site.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:WP BASE Booking of Appointments, Services and Events affected range not listed fixed no fixed version listed

## How to check

- Check the installed plugin version in the WordPress admin under Plugins; the sources do not name a specific version string for checking beyond 'before 6.5.1'.
- Review the Users list for administrator accounts you did not create.

## Fix

- Update the WP BASE Booking plugin to `6.5.1` or later.

## Timeline

- 2026-11-09T07:25:04+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-123064

## From the sources

The WP BASE Booking of Appointments, Services and Events WordPress plugin before 6.5.1 does not properly restrict access to one of its user-creation actions, allowing authenticated users with Subscriber-level access and above to create a new administrator account and thereby escalate their privileges.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_