PatchTheCVECVE-2025-1766: The Event Manager, Events Calendar, Tickets, Registrations – Eventin plugin for WordPress is vulnerable to una
CVE-2025-1766 is a medium-severity flaw (CVSS 5.3) affecting eventin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The Event Manager, Events Calendar, Tickets, Registrations – Eventin plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'payment_complete' function in all versions up to, and including, 4.0.24. This makes it possible for unauthenticated attackers to update the status of ticket payments to 'completed', possibly resulting in financial loss.
Why this priority
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.4% (top 69%) |
| CISA exploited list | No |
| Weakness | CWE-862 |
| Published | 2025-03-20 |
| 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-2025-1766?
eventin: upgrade to 4.0.25. Exact commands for each OS are on this page.
Is CVE-2025-1766 being exploited?
CVE-2025-1766 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-2025-1766 affect?
CVE-2025-1766 affects eventin. Severity is medium (CVSS 5.3). The Event Manager, Events Calendar, Tickets, Registrations – Eventin plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'payment_complete' function in all versions up to, and inc
How urgent is CVE-2025-1766?
Priority 31/100. Remotely exploitable, no login, no user action
Software pages
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