CVE-2026-12501 MEDIUM

CVE-2026-12501: WP Travel Engine < 6.8.2 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver and Amount Verification

Vendor Unknown
Product WP Travel Engine
Published August 6, 2026
Last update August 6, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

The WP Travel Engine WordPress plugin before 6.8.2 does not verify that an incoming PayPal payment notification was sent to the site's configured merchant account, nor that the paid amount matches the order total, before marking a booking as paid, allowing unauthenticated attackers to mark bookings as fully paid using a token payment made to an attacker-controlled account.

Explanation of Vulnerability in Simple Terms

02Summary

WP Travel Engine versions before 6.8.2 contain an integrity vulnerability accessible over the network without authentication or user interaction. An attacker can modify data or content on the site. The vulnerability has a CVSS score of 5.3 (medium). Update to version 6.8.2 or later to patch this issue.

What an attacker can do

03Attacker Capabilities

Modify data or content on your site without logging in.

Potential impact on your site

04Site Impact

Site content or data could be altered by an unauthenticated attacker.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

August 6, 2026 CVE published