CVE-2026-39518 WordPress EventPrime plugin <= 4.3.0.0 - Insecure Direct Object References (IDOR) vulnerability
Subscribers can access or modify other users' data due to missing authorization checks in the EventPrime plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-39518?
CVE-2026-39518 is a high-severity missing authorization vulnerability in EventPrime, published on 15 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Subscriber Insecure Direct Object References (IDOR) in EventPrime <= 4.3.0.0 versions.
Weakness: CWE-639
Which versions are affected by CVE-2026-39518?
How do I fix CVE-2026-39518?
No fix has been published for CVE-2026-39518 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-39518 being exploited?
There is no known exploitation of CVE-2026-39518 in the wild and no public exploit code.
Sources
Also known as GHSA-fgrh-26m2-w86v.