CVE-2026-80342 Payment Plugins for PayPal WooCommerce < 2.0.27 - Unauthenticated Payment Hijacking via Unvalidated PayPal Order ID
Unauthenticated attackers can hijack payments by associating another buyer's approved PayPal order with their own WooCommerce order.
- 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-2026-80342?
CVE-2026-80342 is a medium-severity vulnerability in Unknown Payment Plugins for PayPal WooCommerce, published on 23 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.27 does not verify that a PayPal order supplied in a payment request belongs to the WooCommerce order being paid unless that PayPal order has already been completed, allowing unauthenticated attackers to have another buyer's approved but uncaptured payment captured against an order of their own.
Weakness: CWE-639
Which versions are affected by CVE-2026-80342?
How do I fix CVE-2026-80342?
No fix has been published for CVE-2026-80342 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-80342 being exploited?
There is no known exploitation of CVE-2026-80342 in the wild and no public exploit code.
Sources
Also known as GHSA-68x3-xpqw-vw3q.