# CVE-2026-57367: WP Booking System broken access control in WordPress plugin

Source: https://junglewise.ai/threats/cve-2026-57367-wp-booking-system-broken-access-control-in-wordpress-plugin  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-23. Updated: 2026-07-23  
License: CC BY 4.0 with a link back

CVE-2026-57367 · Severity: high · CVSS 7.1 · Published 2026-07-23

A security vulnerability exists in the WP Booking System plugin for WordPress, which is used to manage reservations and appointments. An attacker with a basic user account, such as a subscriber, can bypass security restrictions to perform actions they should not be authorized to do. This could allow unauthorized changes to booking data or system settings, potentially disrupting business operations and reservation management.

Vendors: [WP Booking System](https://junglewise.ai/threats/vendors/wp-booking-system).

## Quick answers

**Is CVE-2026-57367 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-57367 being exploited in the wild.

**How severe is CVE-2026-57367?** High severity, with a CVSS score of 7.1, published 23 July 2026.

**Which products and versions are affected?** WP Booking System < 5.12.8.1.

**Is there a fix for CVE-2026-57367?** A patch was published on 2026-07-06: Patch released in version 5.12.8.1 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-57367 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-57367?** Check whether you run WP Booking System at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A broken access control vulnerability (CWE-862: Missing Authorization) exists in the WP Booking System plugin for WordPress in versions prior to 5.12.8.1. The flaw resides in a failure to properly validate user permissions or implement sufficient authorization checks on certain functions. An attacker authenticated with low-level 'Subscriber' privileges can exploit this over the network to execute higher-privileged actions, leading to unauthorized data modification or partial service disruption. The issue is addressed in version 5.12.8.1.

## Affected products

- WP Booking System WP Booking System < 5.12.8.1

## Timeline

- 2026-05-15: other: Reported by Austin Ginder
- 2026-07-06: patched: Patch released in version 5.12.8.1
- 2026-07-23: disclosed: CVE published to NVD

## References

- [https://patchstack.com/database/wordpress/plugin/wp-booking-system-premium/vulnerability/wordpress-wp-booking-system-plugin-5-12-8-1-broken-access-control-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/wp-booking-system-premium/vulnerability/wordpress-wp-booking-system-plugin-5-12-8-1-broken-access-control-vulnerability?_s_id=cve)