CVE-2026-13603

The payment integration pretix-oppwa provides support for the payment providers VR Payment, Hobex, and potentially others based on Oppwa's technology. The integration of Oppwa, following their official documentation, includes a step where the user is redirected from the payment provider back to o...

CVE-2026-13603

CVE-2026-13603 affects the pretix-oppwa payment integration. The vulnerability arises from insecure handling of Oppwa’s API URL: the code concatenated resourcePath from the return URL to baseUrl without validation and without a trailing slash, enabling an attacker to redirect the API call to a di...

CVE-2026-13603

The payment integration pretix-oppwa provides support for the payment providers VR Payment, Hobex, and potentially others based on Oppwa's technology. The integration of Oppwa, following their official documentation, includes a step where the user is redirected from the payment provider back to o...

CVE-2026-13222 Insufficient validation of payment status in pretix-oppwa

Our payment integration with Oppwa-based payment methods did not properly validate payment status responses. An attacker could use a successful payment status response from one payment and supply it to the system for a different payment, gaining access to multiple valid tickets with only one...