CVE-2025-5144

The The Events Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the data-date-* parameters in all versions up to, and including, 6.13.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
WordfenceCNA
6.4 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CISA-ADPADP
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 9%
Common Weakness Enumeration
References
https://bootstrap-datepicker.readthedocs.io/en/latest/index.html#data-api
https://github.com/uxsolutions/bootstrap-datepicker/blob/master/js/bootstrap-datepicker.js#L131
https://plugins.trac.wordpress.org/browser/the-events-calendar/tags/6.12.0.1/vendor/bootstrap-datepicker/js/bootstrap-datepicker.min.js
https://plugins.trac.wordpress.org/browser/the-events-calendar/tags/6.13.0/vendor/bootstrap-datepicker/js/bootstrap-datepicker.min.js
https://plugins.trac.wordpress.org/changeset/3307301/
https://www.wordfence.com/threat-intel/vulnerabilities/id/56822fe5-352c-4269-9fab-d8c796362b74?source=cve