XSS in Xylus Wp Event Aggregator: Import Eventbrite Events, Meetup Social Events And Any Ical Into Calendar
CVE-2026-1941
The WP Event Aggregator plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'wp_events' shortcode in all versions up to, and including, 1.8.7 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (16.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/50d8f1e0-2022-4fe1-b384-ca762…
- plugins.trac.wordpress.org/browser/wp-event-aggregator/trunk/includes/class-wp-…
- plugins.trac.wordpress.org/browser/wp-event-aggregator/tags/1.8.7/includes/clas…
- plugins.trac.wordpress.org/browser/wp-event-aggregator/trunk/includes/class-wp-…
- plugins.trac.wordpress.org/browser/wp-event-aggregator/tags/1.8.7/includes/clas…
- plugins.trac.wordpress.org/browser/wp-event-aggregator/trunk/includes/class-wp-…
- plugins.trac.wordpress.org/browser/wp-event-aggregator/tags/1.8.7/includes/clas…
- plugins.trac.wordpress.org/changeset/3455440/wp-event-aggregator
Frequently asked questions
- What is CVE-2026-1941?
- CVE-2026-1941 is a medium-severity vulnerability in Xylus Wp Event Aggregator: Import Eventbrite Events, Meetup Social Events And Any Ical Into Calendar, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-02-18.
- How severe is CVE-2026-1941?
- Medium severity. CVSS v3 base score is 6.4 out of 10.