CVE-2026-18779: CWE-862 Missing Authorization in TrueBooker
The TrueBooker WordPress plugin versions before 1.2.7 lack proper authorization checks in one of their AJAX actions. This vulnerability allows unauthenticated users to delete arbitrary appointment records, including associated booking items and payment records. The issue is identified as CWE-862 (Missing Authorization).
AI Analysis
Technical Summary
CVE-2026-18779 describes a missing authorization vulnerability in the TrueBooker WordPress plugin prior to version 1.2.7. Specifically, one AJAX action does not enforce proper authorization, enabling unauthenticated attackers to delete arbitrary appointment records along with their related booking and payment data. This flaw impacts data integrity by allowing unauthorized deletion but does not affect confidentiality or availability. The vulnerability has a CVSS 3.1 base score of 5.3, indicating a medium severity level.
Potential Impact
An attacker without authentication can delete appointment records and their associated booking and payment information. This results in loss of data integrity and potential disruption of booking operations. There is no impact on confidentiality or availability according to the CVSS vector.
Mitigation Recommendations
Upgrade the TrueBooker plugin to version 1.2.7 or later, where proper authorization checks have been implemented. Since the vulnerability affects versions before 1.2.7, applying this update will remediate the issue.
CVE-2026-18779: CWE-862 Missing Authorization in TrueBooker
Description
The TrueBooker WordPress plugin versions before 1.2.7 lack proper authorization checks in one of their AJAX actions. This vulnerability allows unauthenticated users to delete arbitrary appointment records, including associated booking items and payment records. The issue is identified as CWE-862 (Missing Authorization).
CVSS v3.1
Score 5.3medium
Affected software
TrueBooker
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-18779 describes a missing authorization vulnerability in the TrueBooker WordPress plugin prior to version 1.2.7. Specifically, one AJAX action does not enforce proper authorization, enabling unauthenticated attackers to delete arbitrary appointment records along with their related booking and payment data. This flaw impacts data integrity by allowing unauthorized deletion but does not affect confidentiality or availability. The vulnerability has a CVSS 3.1 base score of 5.3, indicating a medium severity level.
Potential Impact
An attacker without authentication can delete appointment records and their associated booking and payment information. This results in loss of data integrity and potential disruption of booking operations. There is no impact on confidentiality or availability according to the CVSS vector.
Mitigation Recommendations
Upgrade the TrueBooker plugin to version 1.2.7 or later, where proper authorization checks have been implemented. Since the vulnerability affects versions before 1.2.7, applying this update will remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-04T07:48:52.358Z
- State
- PUBLISHED
Threat ID: 6a854e93c6e8be033248b299
Added to database: 08/19/2026, 06:34:59 UTC
Last enriched: 09/11/2026, 09:48:25 UTC
Last updated: 10/03/2026, 14:46:06 UTC
Views: 52
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