Stored Cross-Site Scripting Vulnerability in Booking Calendar Plugin for WordPress
CVE-2025-12804

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Booking Calendar
Vendor
CVE Published:
5 December 2025

What is CVE-2025-12804?

The Booking Calendar plugin for WordPress presents a Stored Cross-Site Scripting flaw due to inadequate input sanitization and output escaping on user-supplied attributes in the 'bookingcalendar' shortcode. This vulnerability allows authenticated attackers with contributor-level access or higher to inject arbitrary JavaScript into pages. When a user accesses an affected page, the injected script can execute, potentially leading to unauthorized actions or data exposure.

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Affected Version(s)

Booking Calendar * <= 10.14.6

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3391614/booking

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Muhammad Yudha - DJ
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