CVE-2026-1932 PUBLISHED

Appointment Booking Calendar Plugin <= 1.0.2 - Missing Authorization to Unauthenticated Arbitrary Appointment Status Modification

Assigner: Wordfence
Reserved: 04.02.2026 Published: 14.02.2026 Updated: 14.02.2026

The Appointment Booking Calendar Plugin – Bookr plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the update-appointment REST API endpoint in all versions up to, and including, 1.0.2. This makes it possible for unauthenticated attackers to modify the status of any appointment.

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CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS Score: 5.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	bssoftware
Product	Appointment Booking Calendar Plugin – Bookr
Versions	Default: unaffected affected from * to 1.0.2 (incl.)

CVE-2026-1932 PUBLISHED

Appointment Booking Calendar Plugin <= 1.0.2 - Missing Authorization to Unauthenticated Arbitrary Appointment Status Modification

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Product Status

Credits

References

Problem Types