CVE-2026-5513
Online Scheduling and Appointment Booking System – Bookly <= 27.2 - Unauthenticated Stored Cross-Site Scripting via 'bookly-customer-full-name' Cookie
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
The Online Scheduling and Appointment Booking System – Bookly plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'bookly-customer-full-name' cookie in versions up to, and including, 27.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires 'Remember personal information in cookies' setting to be enabled (disabled by default).
| CWE | CWE-79 |
| Vendor | ladela |
| Product | online scheduling and appointment booking system – bookly |
| Published | Jun 13, 2026 |
Stay Ahead of the Next One
Get instant alerts for ladela online scheduling and appointment booking system – bookly
Be the first to know when new high vulnerabilities affecting ladela online scheduling and appointment booking system – bookly are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
ladela / Online Scheduling and Appointment Booking System – Bookly
0 ≤ 27.2
References
Credits
Naoya Takahashi