CVE-2026-18042 WP Travel < 12.0.2 - Unauthenticated Arbitrary Booking Cancellation
Unauthenticated attackers can cancel any customer's booking due to missing authorization checks in the WP Travel plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-18042?
CVE-2026-18042 is a medium-severity missing authorization vulnerability in Unknown WP Travel, published on 9 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The WP Travel WordPress plugin before 12.0.2 does not verify that the requester is authorized to act on the booking targeted by one of its front-end payment-message handlers, allowing unauthenticated attackers to cancel the payment on any customer's booking.
Weakness: CWE-862
Which versions are affected by CVE-2026-18042?
How do I fix CVE-2026-18042?
No fix has been published for CVE-2026-18042 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-18042 being exploited?
There is no known exploitation of CVE-2026-18042 in the wild and no public exploit code.
Sources
Also known as GHSA-f6xw-m2mf-q3q9.