Improper input validation in Wp Hotel Booking

CVE-2026-15149

The WP Hotel Booking WordPress plugin before 2.3.3 does not ensure that room quantities and the resulting order total are non-negative when placing a booking, and relies on client-controlled cart data, allowing unauthenticated users to create confirmed reservations for free or at an arbitrarily reduced price.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-15149: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Wp Hotel Booking — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-15149?
CVE-2026-15149 is a medium-severity vulnerability in Wp Hotel Booking, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-08-06.
How severe is CVE-2026-15149?
Medium severity. CVSS v3 base score is 5.3 out of 10.