CVE-2024-6180: EventON <= 2.2.15 - Missing Authorization to Unauthenticated Stored Cross-Site Scripting and Plugin Settings Updates

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-09 · updated 2026-06-17
Weakness: CWE-862

Description

The EventON plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'eventon_import_settings' ajax action in all versions up to, and including, 2.2.15. This makes it possible for unauthenticated attackers to update plugin settings, including adding stored cross-site scripting to settings options displayed on event calendar pages.

Affected products

EventON: through 2.2.15

References

https://plugins.trac.wordpress.org/changeset/3121634/eventon-lite/trunk/includes/admin/class-admin-ajax.php
https://www.wordfence.com/threat-intel/vulnerabilities/id/12f3dc64-322d-4015-8c57-eaa41c9a1829?source=cve
https://plugins.trac.wordpress.org/browser/eventon-lite/trunk/assets/js/admin/wp_admin.js#L714
https://plugins.trac.wordpress.org/browser/eventon-lite/trunk/includes/calendar/class-calendar-event-structure.php#L590
https://www.wordfence.com/threat-intel/vulnerabilities/id/12f3dc64-322d-4015-8c57-eaa41c9a1829?source=cve

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