The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in one of its AJAX actions, allowing unauthenticated users to change the status of arbitrary appointments, as well as to trigger notification emails to the affected customers.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Unknown | TrueBooker | unaffected |
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Project Subscriptions
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Advisories
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Fixes
Solution
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Workaround
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References
History
Wed, 19 Aug 2026 06:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in one of its AJAX actions, allowing unauthenticated users to change the status of arbitrary appointments, as well as to trigger notification emails to the affected customers. | |
| Title | TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Arbitrary Appointment Status Change via update_appointment_status | |
| References |
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Projects
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MITRE
Status: PUBLISHED
Assigner: WPScan
Published:
Updated: 2026-08-19T06:00:19.779Z
Reserved: 2026-08-04T07:43:32.666Z
Link: CVE-2026-18777
Vulnrichment
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NVD
Status : Received
Published: 2026-08-19T06:17:38.250
Modified: 2026-08-19T06:17:38.250
Link: CVE-2026-18777
Redhat
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OpenCVE Enrichment
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Weaknesses
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