PatchTheCVECVE-2024-9865: The EventPrime – Events Calendar, Bookings and Tickets plugin for WordPress is vulnerable to Stored Cross-Site
CVE-2024-9865 is a medium-severity flaw (CVSS 6.1) affecting eventprime. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The EventPrime – Events Calendar, Bookings and Tickets plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘ep_booking_attendee_fields’ fields in all versions up to, and including, 4.0.4.7 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses the transaction log for a booking.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.1 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.4% (top 67%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2024-10-24 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2024-9865?
eventprime: upgrade to 4.0.4.8. Exact commands for each OS are on this page.
Is CVE-2024-9865 being exploited?
CVE-2024-9865 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2024-9865 affect?
CVE-2024-9865 affects eventprime. Severity is medium (CVSS 6.1). The EventPrime – Events Calendar, Bookings and Tickets plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘ep_booking_attendee_fields’ fields in all versions up to, and including, 4.0.4.7 due to insufficient input san
How urgent is CVE-2024-9865?
Priority 30/100. No elevated risk signals yet.
Software pages
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