CVE-2026-13222

Insufficient validation of payment status in pretix-oppwa

Published Jun 25, 2026 CVSS 4.0 · 6.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Pretix
Pretix pretix-oppwa
Vendors & Products Pretix
Pretix pretix-oppwa
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Insufficient validation of payment status in pretix-oppwa
Weaknesses CWE-841
References
Metrics cvssV4_0

{'score': 6.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
rami.io
Published
Updated
Jun 25, 2026, 3:13 PM
Reserved
Jun 24, 2026, 4:01 PM
Status
Deferred
Published
Jun 25, 2026, 3:16 PM
Modified
Oct 25, 2026, 11:10 PM