CVE-2026-123661 ProfilePress 4.16.13 - 4.17.3 - Subscriber+ Inactive Membership Plan Subscription via Plan-Change Checkout
Subscribers can subscribe to deactivated or free membership plans via ProfilePress plan-change checkout, gaining unintended roles.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-123661?
CVE-2026-123661 is a medium-severity business logic flaw vulnerability in Unknown ProfilePress, published on 11 Nov 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The ProfilePress WordPress plugin before 4.17.4 does not check that a membership plan is still active when checkout is used to change an existing subscription, allowing subscribers holding any subscription of their own to subscribe to plans the site owner has deactivated, including free plans that grant a user role.
Weakness: CWE-862
Which versions are affected by CVE-2026-123661?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-123661?
No fix has been published for CVE-2026-123661 yet. Limit exposure of the affected software until one is available.
Upgrade, and enforce each rule on the server at every step. More about Business logic flaw.
Is CVE-2026-123661 being exploited?
There is no known exploitation of CVE-2026-123661 in the wild and no public exploit code.
Sources
Also known as GHSA-2vw3-fc6q-5pc2.