Vulnerability · Published Oct 19, 2026 · Assigned by WPScan

CVE-2026-94229TrueBooker Appointment Booking 1.1.9 - 1.2.9 - Unauthenticated Customer PII Disclosure via IDOR in 'refappbkd' Parameter

Medium 5.3

In plain English

A medium-severity authorization bypass via user-controlled key in TrueBooker from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.2%top 91.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The TrueBooker WordPress plugin before 1.3.0 does not verify that the requester owns a booking before rendering its confirmation summary, allowing unauthenticated attackers to enumerate booking identifiers and retrieve the personal information of customers who booked an appointment, as well as invalidate the customer's own confirmation link.

Affected products (as reported)

Vendor	Product	Versions
Unknown	TrueBooker	1.1.9 – before 1.3.0

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

https://wpscan.com/vulnerability/6041298d-1e66-4fba-9cc1-7b55e591ffaf/ exploit, vdb-entry, technical-description