CVE-2026-87782 Koinonia Link 1.1.2 - 1.1.4 - Subscriber+ Privilege Escalation to Administrator
Authenticated users can escalate privileges to Administrator by manipulating role selection during profile updates in the Koinonia Link 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-2026-87782?
CVE-2026-87782 is a high-severity vulnerability in Unknown Koinonia Link, published on 7 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Koinonia Link WordPress plugin before 1.1.5 does not check that a user is allowed to change roles before saving a role selection submitted with a profile update, allowing any authenticated user, such as a subscriber, to grant themselves the Administrator role.
Weakness: CWE-269
Which versions are affected by CVE-2026-87782?
How do I fix CVE-2026-87782?
No fix has been published for CVE-2026-87782 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-87782 being exploited?
There is no known exploitation of CVE-2026-87782 in the wild and no public exploit code.
Sources
Also known as GHSA-hx93-m334-hcgh.