CVE-2026-18029

Insufficient validation of payment status in pretix-girosolution

Published Jul 28, 2026 CVSS 4.0 · 6.3 Medium EPSS < 1% KEV · Not listed
Description
Our payment integration with GiroCheckout 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

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Pretix Gmbh
Pretix Gmbh pretix-girosolution
Vendors & Products Pretix Gmbh
Pretix Gmbh pretix-girosolution
Type Values Removed Values Added
Description Our payment integration with GiroCheckout 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-girosolution
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'}

ssvc

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
rami.io
Published
Updated
Jul 28, 2026, 12:36 PM
Reserved
Jul 28, 2026, 7:28 AM
Status
Awaiting Analysis
Published
Jul 28, 2026, 11:17 AM
Modified
Oct 24, 2026, 1:10 PM