XSS in Stellarwp The Events Calendar
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…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (41.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Stellarwp The Events Calendar — versions 0
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/56822fe5-352c-4269-9fab-d8c79…
- plugins.trac.wordpress.org/browser/the-events-calendar/tags/6.12.0.1/vendor/boo…
- github.com/uxsolutions/bootstrap-datepicker/blob/master/js/bootstrap-datepicker…
- bootstrap-datepicker.readthedocs.io/en/latest/index.html
- plugins.trac.wordpress.org/browser/the-events-calendar/tags/6.13.0/vendor/boots…
- plugins.trac.wordpress.org/changeset/3307301/
Frequently asked questions
- What is CVE-2025-5144?
- CVE-2025-5144 is a medium-severity vulnerability in Stellarwp The Events Calendar, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-06-11.
- How severe is CVE-2025-5144?
- Medium severity. CVSS v3 base score is 6.4 out of 10.