5.3
Medium
CVE-2026-13143 The WP Travel WordPress plugin before 11.8.1 does not verify PayPal Instant Payment Notifications through the PayPal…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| WP Travel 11.8 | earliest → < 11.8.1 | 11.8.1 |
Other CVEs of WP Travel
The 6 CVEs of WP Travel →
CVE-2026-18042
The WP Travel WordPress plugin before 12.0.2 does not verify that the requester is authorized to act on the booking…
5.3
Medium
CVE-2026-13146
The WP Travel WordPress plugin before 12.0.2 does not properly verify that the requester owns the booking targeted by…
3.7
Low
CVE-2026-13144
The WP Travel WordPress plugin before 12.0.2 does not properly verify that the requester is authorized to modify the…
3.7
Low
CVE-2026-13145
The WP Travel WordPress plugin before 11.8.1 does not verify that the booking requested on its customer account…
4.3
Medium