# CVE-2026-13222

## Summary

- **CVE ID:** CVE-2026-13222
- **Severity:** MEDIUM
- **CVSS Score:** 6.3 (CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N)
- **CWE:** CWE-841
- **Published:** Jun 25, 2026
- **Last Modified:** Jun 25, 2026

## Description

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 payment.

## Affected Products

- pretix — pretix-oppwa (0)

## References

- [CNA](https://pretix.eu/about/en/blog/20260625-release-2026-5-2/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.33%
- **EPSS Percentile:** 26.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-12._