---
title: "CVE-2026-103423: Booking Package WordPress Plugin - Authorization Bypass"
description: "Booking Package WordPress plugin <= 1.7.29 contains an authorization bypass caused by improper user authorization verification in booking_package_booked_customers endpoint, letting unauthenticated attackers retrieve PII, exploit requires nonce token exposure via shortcode or widget."
url: https://panop.io/threat-heartbeat/CVE-2026-103423/
---

# CVE-2026-103423 Booking Package WordPress Plugin - Authorization Bypass

Booking Package WordPress plugin <= 1.7.29 contains an authorization bypass caused by improper user authorization verification in booking\_package\_booked\_customers endpoint, letting unauthenticated attackers retrieve PII, exploit requires nonce token exposure via shortcode or widget.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.53% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103423)

## Details

Type

Authorization Bypass

Impact

Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

14 October 2026

Updated

15 October 2026

Weakness

[CWE-862](https://cwe.mitre.org/data/definitions/862.html)

## Vendor fix

Update to the latest version beyond 1.7.29.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103423](https://nvd.nist.gov/vuln/detail/CVE-2026-103423)
- [https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/lib/Schedule.php#L6611](https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/lib/Schedule.php#L6611)
- [https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/lib/Schedule.php#L7087](https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/lib/Schedule.php#L7087)
- [https://plugins.trac.wordpress.org/changeset/3728015/booking-package/trunk/lib/Schedule.php](https://plugins.trac.wordpress.org/changeset/3728015/booking-package/trunk/lib/Schedule.php)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/10063035-5f91-4dbe-b559-ea5be50d6950?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/10063035-5f91-4dbe-b559-ea5be50d6950?source=cve)
- [https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/index.php#L241](https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/index.php#L241)
- [https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/index.php#L4383](https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/index.php#L4383)
- [https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/lib/Schedule.php#L10030](https://plugins.trac.wordpress.org/browser/booking-package/tags/1.7.29/lib/Schedule.php#L10030)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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