Booktics <= 1.0.16 - Missing Authorization to Addon Plugin Installation
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-306.
Summary
The Booking Calendar for Appointments and Service Businesses – Booktics plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'Extension_Controller::update_item_permissions_check' function in all versions up to, and including, 1.0.16. This makes it possible for unauthenticated attackers to install addon plugins.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-1920
- 2026-10-03 Alias added: GHSA-g3m5-m9vf-94q5
References
Other 3
- https://www.wordfence.com/threat-intel/vulnerabilities/id/ab051f4a-030a-44aa-8cbf-665c6c6d31a7?source=cve
- https://plugins.trac.wordpress.org/browser/booktics/tags/1.0.15/core/extensions/controllers/extension-controller.php#L110
- https://plugins.trac.wordpress.org/changeset/3477898/booktics/trunk/core/extensions/controllers/extension-controller.php
More Arraytics vulnerabilities
- TI-2025-30036 WordPress Eventin plugin <= 4.0.26 - Privilege Escalation Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2025-29942 WordPress Eventin plugin <= 4.0.26 - Arbitrary File Download Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2024-08599 Authorization bypass in Arraytics Timetics – Appointment Booking & Scheduling CVSS 3.1CRITICAL 9.8
- TI-2026-41447 WordPress Booktics plugin <= 1.0.21 - PHP Object Injection vulnerability CVSS 3.1CRITICAL 9.8
- TI-2024-29512 WordPress Timetics plugin <= 1.0.23 - Broken Access Control vulnerability CVSS 3.1CRITICAL 9.8
- TI-2023-25913 WordPress WPCafe plugin <= 2.2.22 - Broken Access Control vulnerability CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-1920 · CVE Program
- CVE-2026-1920 · NVD
- FIRST EPSS
- GHSA-g3m5-m9vf-94q5 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences