VULNERABILITY INTELLIGENCE
CVE-2026-12378
CVSS score8.1 HIGH
EPSS probability0.65%
CISA KEVNot currently listed
Published2026-07-08
Last modified2026-07-08
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
The Appointment Booking Calendar Plugin and Scheduling Plugin WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this can be leveraged to achieve remote code execution.