CVE-2026-87891: CWE-284 Improper Access Control in Rox Appointment Booking
The Rox Appointment Booking WordPress plugin before 1.2.0 does not perform any capability or authorization check when saving its holiday schedule, allowing unauthenticated attackers to overwrite the dates the booking system treats as unavailable, which can block legitimate bookings or open dates the site owner intended to keep closed.
AI Analysis
Technical Summary
The Rox Appointment Booking WordPress plugin prior to version 1.2.0 does not enforce capability or authorization checks when saving its holiday schedule. This lack of access control enables unauthenticated attackers to overwrite the booking system's unavailable dates. As a result, attackers can block legitimate bookings or open dates that should remain closed, impacting the booking availability management.
Potential Impact
Unauthenticated attackers can manipulate the holiday schedule of the booking system, potentially blocking legitimate users from making bookings or opening dates that the site owner intended to keep unavailable. This can cause operational disruption and affect the reliability of the booking system.
Mitigation Recommendations
No official patch or remediation information is provided. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the plugin's configuration interfaces and monitor for unauthorized changes to the holiday schedule.
CVE-2026-87891: CWE-284 Improper Access Control in Rox Appointment Booking
Description
The Rox Appointment Booking WordPress plugin before 1.2.0 does not perform any capability or authorization check when saving its holiday schedule, allowing unauthenticated attackers to overwrite the dates the booking system treats as unavailable, which can block legitimate bookings or open dates the site owner intended to keep closed.
CVSS v3.1
Score 6.5medium
Affected software
Rox Appointment Booking
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Rox Appointment Booking WordPress plugin prior to version 1.2.0 does not enforce capability or authorization checks when saving its holiday schedule. This lack of access control enables unauthenticated attackers to overwrite the booking system's unavailable dates. As a result, attackers can block legitimate bookings or open dates that should remain closed, impacting the booking availability management.
Potential Impact
Unauthenticated attackers can manipulate the holiday schedule of the booking system, potentially blocking legitimate users from making bookings or opening dates that the site owner intended to keep unavailable. This can cause operational disruption and affect the reliability of the booking system.
Mitigation Recommendations
No official patch or remediation information is provided. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the plugin's configuration interfaces and monitor for unauthorized changes to the holiday schedule.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-09T14:54:38.167Z
- State
- PUBLISHED
Threat ID: 6aa4ee6555bf5e2cf5f21ffe
Added to database: 09/12/2026, 06:17:09 UTC
Last enriched: 09/12/2026, 06:32:31 UTC
Last updated: 09/13/2026, 02:07:13 UTC
Views: 16
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