CVE-2026-80339 Payment Plugins for Stripe WooCommerce < 4.0.12 - Unauthenticated Customer PII Disclosure via order-pay
Unauthenticated attackers can retrieve sensitive billing details for any order by iterating sequential identifiers due to missing validation of the order key.
- 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-2026-80339?
CVE-2026-80339 is a medium-severity vulnerability in Unknown Payment Plugins for Stripe WooCommerce, published on 9 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 Stripe WooCommerce WordPress plugin before 4.0.12 does not validate the order key before adding order data to the JavaScript configuration it outputs on the front end, allowing unauthenticated users to obtain the billing details of any order, together with the secret that gates access to it, by iterating sequential order identifiers.
Weakness: CWE-200
Which versions are affected by CVE-2026-80339?
How do I fix CVE-2026-80339?
No fix has been published for CVE-2026-80339 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-80339 being exploited?
There is no known exploitation of CVE-2026-80339 in the wild and no public exploit code.
Sources
Also known as GHSA-jjgf-gp7f-8hmp.