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5.3 Medium

CVE-2026-86838 The Bookly WordPress plugin before 28.3 does not validate client-supplied booking quantity values on the server before…

Description

The Bookly WordPress plugin before 28.3 does not validate client-supplied booking quantity values on the server before computing the appointment total, allowing unauthenticated users to reduce the total to zero and book paid services for free while bypassing the payment step.

Affected products and versions

Product Affected versions Fixed in
Bookly 28.3 earliest → < 28.3 28.3

Other CVEs of Bookly

The 2 CVEs of Bookly →
CVE-2026-86837 The Bookly WordPress plugin before 28.3 does not properly verify a customer's identity before updating their stored… 5.3 Medium
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