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CVE-2026-5513

HIGH
7.2
CVSS Severity Score
EPSS Score0.1220%
EPSS Percentile0.02th
PublishedJun 13, 2026
Last ModifiedJun 13, 2026

Vulnerability Description

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).

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://plugins.trac.wordpress.org/changeset/3504922/bookly-responsive-appointment-booking-tool
🔗 https://www.wordfence.com/threat-intel/vulnerabilities/id/b8ab6dfa-3764-470f-aa49-1964f42d93de?source=cve

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