Appointment & Event Booking Calendar Plugin – Webba Booking: A security weakness
Appointment & Event Booking Calendar Plugin – Webba Booking is affected by a security weakness. Exploitation requires at least subscriber-level access. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- Appointment & Event Booking Calendar Plugin – Webba Booking
- Plugin slug
webba-booking-lite- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Sep 24, 2024
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Sep 24, 2024 and is one of 8 known issues for this plugin.
Update, patch or deactivate.
Update Appointment & Event Booking Calendar Plugin – Webba Booking to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Appointment & Event Booking Calendar Plugin – Webba Booking plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the save_appearance() function in all versions up to, and including, 5.0.48. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify the booking form's CSS.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N