CVE-2026-90922 Business logic in Paid Membership Subscriptions
Unauthenticated attackers can bypass payment verification to obtain paid memberships by manipulating PayPal transaction amounts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-90922?
CVE-2026-90922 is a medium-severity vulnerability in Unknown Paid Membership Subscriptions, published on 17 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Paid Membership Subscriptions WordPress plugin before 3.0.9 does not verify that the amount and currency reported by the payment provider match the pending payment before completing it, allowing unauthenticated users to obtain a paid membership by paying an arbitrary lower amount.
Weakness: CWE-284
Which versions are affected by CVE-2026-90922?
How do I fix CVE-2026-90922?
No fix has been published for CVE-2026-90922 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-90922 being exploited?
There is no known exploitation of CVE-2026-90922 in the wild and no public exploit code.
Sources
Also known as GHSA-3hfm-x4wx-j7vx.