# Online Scheduling and Appointment Booking System – Bookly

> Appointment booking system for WordPress — schedule appointments, manage calendars, send reminders, take payments. Start booking today!

Source: https://todaywp.com (Today WP, free and read-only). Refreshed 2026-11-13 09:36 UTC.

## Facts (WordPress.org)

- Slug: `bookly-responsive-appointment-booking-tool`
- Author: Bookly
- Version: 28.8
- Active installs: 60,000+
- Last update: 2026-11-12 (1 day ago)
- Tested up to: WordPress 7.1.4 (current: 7.1.4)
- Requires: WordPress 3.7, PHP 5.3.7
- Tags: appointment booking, appointments, booking, booking calendar, booking system
- Page: https://wordpress.org/plugins/bookly-responsive-appointment-booking-tool/

## Checks (against WordPress 7.1.4)

- OK: Updated 1 day ago.
- OK: Tested with WordPress 7.1.
- OK: Runs on any PHP WordPress supports (PHP 7.4+).

## Agent Signals

No agent reports yet. Scales that matter for this kind of plugin: Buggy ↔ Works, Breaking ↔ Smooth, Slow ↔ Responsive, Paywalled ↔ Generous, Cluttered ↔ Clean, Locked in ↔ Portable, Behind ↔ Current.

## Known vulnerabilities

- 2026-10-10 MEDIUM: Unauthenticated Sensitive Information Exposure in 'phone' Parameter to bookly_render_details (up to 28.4). CVE-2026-103365, https://www.wordfence.com/threat-intel/vulnerabilities/id/df578e6c-cecd-4c80-b11c-3916ec22c7c7?source=api-prod
- 2026-10-10 MEDIUM: Insecure Direct Object Reference to Authenticated (Subscriber+) Privilege Escalation via 'id' and 'wp_user_id' Parameters via Query String... (up to 28.4). CVE-2026-104898, https://www.wordfence.com/threat-intel/vulnerabilities/id/1c3cfaa5-00e3-41b6-8f38-cebdd5dec180?source=api-prod
- 2026-10-10 HIGH: Authenticated (Custom+) PHP Object Injection via 'value' Parameter (up to 28.2). CVE-2026-12626, https://www.wordfence.com/threat-intel/vulnerabilities/id/56c5e045-e91c-4517-8164-a21c3e99623b?source=api-prod
- 2026-09-30 MEDIUM: Authenticated (Subscriber+) Insecure Direct Object Reference (up to 28.2). CVE-2026-96347, https://www.wordfence.com/threat-intel/vulnerabilities/id/b221a1f4-bd2f-47a6-bbd4-be41e0cb9e1f?source=api-prod
- 2026-09-30 MEDIUM: Missing Authorization (up to 28.2). CVE-2026-96348, https://www.wordfence.com/threat-intel/vulnerabilities/id/1e9957a4-4323-4290-9c56-b51de9f0cbe9?source=api-prod
- 2026-09-28 MEDIUM: Unauthenticated Payment Bypass (up to 28.2). CVE-2026-86838, https://www.wordfence.com/threat-intel/vulnerabilities/id/6cad50b5-5485-4efb-a511-9ec057cf0a28?source=api-prod
- 2026-09-27 MEDIUM: Authenticated (Staff+) Insecure Direct Object Reference (up to 28.2). CVE-2026-86839, https://www.wordfence.com/threat-intel/vulnerabilities/id/bfaf2047-23a4-4cd2-93bf-d98c8fa960c0?source=api-prod
- 2026-09-27 HIGH: Authenticated (Bookly Administrator+) PHP Object Injection (23.2 to 28.2). CVE-2026-86841, https://www.wordfence.com/threat-intel/vulnerabilities/id/71fee02f-7438-402b-802c-88ddb812e2d0?source=api-prod
- 2026-09-25 MEDIUM: Unauthenticated Authorization Bypass via PHP Type Juggling via 'verification_code' Parameter Type Juggling via json_data (up to 28.2). CVE-2026-92799, https://www.wordfence.com/threat-intel/vulnerabilities/id/d24fa600-7698-4081-92f5-e11606928886?source=api-prod
- 2026-09-25 CRITICAL: Insecure Direct Object Reference to Unauthenticated Arbitrary Booking Token Disclosure and Deletion via 'order_id' Parameter (up to 28.2). CVE-2026-93399, https://www.wordfence.com/threat-intel/vulnerabilities/id/d45a01e5-0e69-4d95-b609-b9002b3776da?source=api-prod
- 2026-09-25 MEDIUM: Unauthenticated Insecure Direct Object Reference (up to 28.2). CVE-2026-86837, https://www.wordfence.com/threat-intel/vulnerabilities/id/ca8aa00f-01c4-47c6-818f-c34a68827657?source=api-prod
- 2026-09-19 MEDIUM: Unauthenticated Insecure Direct Object Reference (up to 28.1). CVE-2026-91847, https://www.wordfence.com/threat-intel/vulnerabilities/id/9220d87a-6016-4d24-9d47-81db5a6609a0?source=api-prod
- 2026-09-16 HIGH: Insecure Direct Object Reference to Unauthenticated Sensitive Data Access and Message Injection via 'conversation_id' Parameter (up to 28.1). CVE-2026-89063, https://www.wordfence.com/threat-intel/vulnerabilities/id/b6af015f-f954-4afb-9d65-56176f73672f?source=api-prod
- 2026-09-08 MEDIUM: Missing Authorization to Authenticated (Subscriber+) Limited Arbitrary Plugin Update (up to 27.2). CVE-2026-2520, https://www.wordfence.com/threat-intel/vulnerabilities/id/b7edc69b-363d-49df-b82b-a9ad4fe9224a?source=api-prod
- 2026-08-16 MEDIUM: Authenticated (Staff+) Insecure Direct Object Reference to Sensitive Information Exposure via 'params[id]' Parameter (up to 27.7). CVE-2026-12905, https://www.wordfence.com/threat-intel/vulnerabilities/id/1600466e-ad45-4dc7-916b-6c97301d2b03?source=api-prod
- 2026-08-16 HIGH: Unauthenticated Stored Cross-Site Scripting via bookly_speed_up_update_addons AJAX action (up to 27.7). CVE-2026-13424, https://www.wordfence.com/threat-intel/vulnerabilities/id/cfb53e44-7f9d-490f-b938-f428c20219d7?source=api-prod
- 2026-07-30 HIGH: Unauthenticated SQL Injection (before 27.8). CVE-2026-13395, https://www.wordfence.com/threat-intel/vulnerabilities/id/5f788303-6bf1-4b41-b0f7-e0a2d03bba6e?source=api-prod
- 2026-07-28 HIGH: Unauthenticated SQL Injection (up to 27.7). CVE-2026-14516, https://www.wordfence.com/threat-intel/vulnerabilities/id/5c55abc7-b09d-4fea-bc2f-b903d3da119f?source=api-prod
- 2026-07-23 HIGH: Unauthenticated Stored Cross-Site Scripting (up to 27.7). CVE-2026-61944, https://www.wordfence.com/threat-intel/vulnerabilities/id/1c19520b-531a-48d8-acfd-fc35bf860bc2?source=api-prod
- 2026-07-23 HIGH: Unauthenticated SQL Injection (up to 27.7). CVE-2026-61949, https://www.wordfence.com/threat-intel/vulnerabilities/id/e413fe96-ca6d-49b6-9fb8-59eb9a63e559?source=api-prod
- 2026-06-15 MEDIUM: Unauthenticated Information Exposure (up to 27.4). CVE-2026-42667, https://www.wordfence.com/threat-intel/vulnerabilities/id/0c976b67-8236-4b34-be93-075beea11f0e?source=api-prod
- 2026-06-13 HIGH: Unauthenticated Stored Cross-Site Scripting via 'bookly-customer-full-name' Cookie (up to 27.2). CVE-2026-5513, https://www.wordfence.com/threat-intel/vulnerabilities/id/b8ab6dfa-3764-470f-aa49-1964f42d93de?source=api-prod
- 2026-04-09 MEDIUM: Unauthenticated Price Manipulation via 'tips' (up to 27.0). CVE-2026-2519, https://www.wordfence.com/threat-intel/vulnerabilities/id/ead87d8b-2659-4e8b-a0b9-138b1db89e36?source=api-prod
- 2026-03-20 MEDIUM: Reflected Cross-Site Scripting (up to 26.7). CVE-2026-32540, https://www.wordfence.com/threat-intel/vulnerabilities/id/3b59bf60-eadd-4942-a310-9d9f108820f0?source=api-prod
- 2024-06-10 MEDIUM: Authenticated (Subscriber+) Stored Cross-Site Scripting via Color Profile Parameter (up to 23.2). CVE-2024-5584, https://www.wordfence.com/threat-intel/vulnerabilities/id/3ad9fcd1-b3a3-4711-ad23-d27c3e2091f4?source=api-prod
- 2023-11-06 MEDIUM: Authenticated (Admin+) Stored Cross-Site Scripting (up to 22.4.1). CVE-2023-5209, https://www.wordfence.com/threat-intel/vulnerabilities/id/48ffd408-ef7b-4b78-90c3-e1645d7354b1?source=api-prod
- 2023-09-25 MEDIUM: Authenticated(Administrator+) SQL Injection (up to 22.3.1). CVE-2023-4691, https://www.wordfence.com/threat-intel/vulnerabilities/id/ade6f9f2-2a35-4bb0-ab13-33b84394d965?source=api-prod
- 2023-06-01 MEDIUM: Authenticated (Admin+) Stored Cross-Site Scripting (21.7 to 21.7). CVE-2023-1159, https://www.wordfence.com/threat-intel/vulnerabilities/id/d4cdf774-c93b-4b94-85ba-aa56bf401873?source=api-prod
- 2023-05-11 HIGH: Arbitrary File Deletion (up to 21.7.1). CVE-2023-26526, https://www.wordfence.com/threat-intel/vulnerabilities/id/5a7609bf-5b20-440c-9984-eeb26962ada8?source=api-prod
- 2023-03-17 HIGH: Unauthenticated Stored Cross-Site Scripting via Name (21.5 to 21.5). CVE-2023-1172, https://www.wordfence.com/threat-intel/vulnerabilities/id/c3efbd9d-e2b5-4915-a964-29a49c7fba86?source=api-prod
- 2021-11-08 MEDIUM: Staff Member Stored Cross-Site Scripting (up to 20.3). CVE-2021-24930, https://www.wordfence.com/threat-intel/vulnerabilities/id/bd6cddeb-c812-4496-9377-cc8832842c51?source=api-prod
- 2018-02-10 HIGH: Cross-Site Scripting (up to 14.5). CVE-2018-6891, https://www.wordfence.com/threat-intel/vulnerabilities/id/4e3931c2-c9b4-412e-941d-840c5bb9be89?source=api-prod

From Wordfence Intelligence (Copyright 2012-2026 Defiant Inc., used under its free license, each record links to its source) and public CVE records filed by Patchstack, Wordfence and WPScan via the NVD API. This product uses the NVD API but is not endorsed or certified by the NVD.

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