CVE-2026-105198: CWE-639 Authorization Bypass Through User-Controlled Key in Appointment Booking Plugin
Description
The Appointment Booking Plugin for WordPress versions before 5.7.3 contains a vulnerability where it fails to verify ownership of an order before displaying its confirmation summary. This allows unauthenticated visitors to access sensitive customer information such as names, contact details, and order confirmation codes by providing a sequential order-item identifier.
CVSS v3.1
Score 5.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Appointment Booking Plugin WordPress plugin prior to version 5.7.3 does not verify that the caller owns the order referenced by an order-item identifier before rendering the order's confirmation summary. This lack of access control enables unauthenticated attackers to retrieve any customer's personal information and order confirmation code by supplying a sequential order-item ID.
Potential Impact
Unauthenticated attackers can access sensitive customer data including names, contact details, and order confirmation codes without authorization. This exposure can lead to privacy violations and potential misuse of customer information.
Mitigation Recommendations
A fix is available in version 5.7.3 of the Appointment Booking Plugin. Users should upgrade to version 5.7.3 or later to remediate this vulnerability. Patch status is not explicitly confirmed in the provided data, but the version boundary indicates the fix is in 5.7.3. Check the vendor advisory for the latest remediation guidance.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-pq3p-3xrp-hvp3
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-105198"]
- State
- PUBLISHED
Threat ID: 6ac747b32cdf04f656f9364c
Added to database: 10/08/2026, 07:35:15 UTC
Last enriched: 10/08/2026, 08:03:33 UTC
Last updated: 10/09/2026, 06:48:15 UTC
Views: 14
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