The Booking Package plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in versions up to, and including, 1.5.10 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
CVE-2021-20840 is a medium severity with CVSS 6.1 Cross-Site Scripting issue affecting the Plugin Booking Package. It affects Versions before 1.5.11 and is fixed in 1.5.11.
CVE-2021-20840 is tracked for the Plugin Booking Package as medium severity with CVSS 6.1. The affected range is Versions before 1.5.11. Update Booking Package to 1.5.11 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
booking-package
View on wordpress.org
|
| CVE | CVE-2021-20840 |
| Patched Versions |
1.5.11
|
| Affected Versions |
Versions before 1.5.11
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Booking Package <= 1.5.98 - Authorization Bypass to Arbitrary Password Reset
Booking Package <= 1.5.28 - Unauthenticated Sensitive Data Disclosure
Booking Package <= 1.6.72 - Reflected Cross-Site Scripting via Locale Parameter
Booking Package <= 1.6.01 - Reflected Cross-Site Scripting via 'mode'
Booking Package <= 1.7.06 - Unauthenticated Price Manipulation via 'amount' Parameter
Booking Package <= 1.6.27 - Unauthenticated Price Manipulation
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