CVE-2026-13143mediumCWE-290

CVE-2026-13143: medium-severity vulnerability in WP Travel

WP Travel < 11.8.1 - Unauthenticated Payment Bypass via Forged PayPal IPN

Published

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33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.3epss 0.3%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
Unknown · WP Travel
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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