Description
The Appointment Hour Booking WordPress plugin before 1.5.88 does not validate a client-supplied booking price against the server-side configured service price, allowing unauthenticated users to submit an arbitrary final price (including zero or negative) that is stored as the authoritative booking price, corrupting booking and payment records.
Published: 2026-08-08
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 11 Nov 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions appointment Hour Booking
Vendors & Products Wordpress-extensions
Wordpress-extensions appointment Hour Booking

Tue, 11 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 08 Aug 2026 06:30:00 +0000

Type Values Removed Values Added
Description The Appointment Hour Booking WordPress plugin before 1.5.88 does not validate a client-supplied booking price against the server-side configured service price, allowing unauthenticated users to submit an arbitrary final price (including zero or negative) that is stored as the authoritative booking price, corrupting booking and payment records.
Title Appointment Hour Booking < 1.5.88 - Unauthenticated Booking Price Manipulation via tcost Parameter
References

Subscriptions

Wordpress-extensions Appointment Hour Booking
cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-11T19:34:02.056Z

Reserved: 2026-07-20T10:58:19.374Z

Link: CVE-2026-16282

cve-icon Vulnrichment

Updated: 2026-08-11T19:33:52.645Z

cve-icon NVD

Status : Deferred

Published: 2026-08-08T07:17:09.900

Modified: 2026-08-26T16:31:16.753

Link: CVE-2026-16282

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-11T10:26:07Z

Weaknesses