CVE-2026-13143

MediumCVSS 5.3/10Last modified Jul 30, 2026

Description

The WP Travel WordPress plugin before 11.8.1 does not verify PayPal Instant Payment Notifications through the PayPal post-back handshake before marking a booking paid, allowing unauthenticated attackers to forge a notification that flips an arbitrary pending booking to a paid and booked state at an attacker-chosen amount.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-290

Affected software

No affected versions have been published.

Timeline

Published
Jul 30, 2026
Last modified
Jul 30, 2026
NVD status
Deferred

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CVE-2026-13143: Medium severity, CVSS 5.3 | Vulnix