Description
The Eventin – Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'etn_shedule_objective' schedule_slot Parameter in all versions up to, and including, 4.1.23 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.
Published: 2026-09-15
Score: 6.4 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

References
Link Providers
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/base/post-model.php#L202 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/core/AccessControl/Permission.php#L297 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/core/schedule/Api/ScheduleController.php#L253 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/core/schedule/Api/ScheduleController.php#L516 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/templates/event/schedule-list.php#L115 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/utils/functions.php#L47 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.15/utils/helper.php#L78 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/base/post-model.php#L202 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/core/AccessControl/Permission.php#L297 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/core/schedule/Api/ScheduleController.php#L253 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/core/schedule/Api/ScheduleController.php#L516 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/templates/event/schedule-list.php#L115 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/utils/functions.php#L47 cve-icon cve-icon
https://plugins.trac.wordpress.org/browser/wp-event-solution/tags/4.1.16/utils/helper.php#L78 cve-icon cve-icon
https://plugins.trac.wordpress.org/changeset?reponame=&old=3689867%40wp-event-solution&new=3689867%40wp-event-solution cve-icon cve-icon
https://www.wordfence.com/threat-intel/vulnerabilities/id/a07070b6-37d2-4ccf-ae81-a08ac7b76241?source=cve cve-icon cve-icon
History

Tue, 15 Sep 2026 06:45:00 +0000

Type Values Removed Values Added
Description The Eventin – Event Calendar, Event Registration, Tickets & Booking (AI Powered) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'etn_shedule_objective' schedule_slot Parameter in all versions up to, and including, 4.1.23 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.
Title Eventin <= 4.1.23 - Authenticated (Custom+) Stored Cross-Site Scripting via 'etn_shedule_objective' schedule_slot Parameter
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-09-15T06:07:31.589Z

Reserved: 2026-07-10T13:43:45.510Z

Link: CVE-2026-15402

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-15T07:16:26.583

Modified: 2026-09-15T07:16:26.583

Link: CVE-2026-15402

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')