An issue was discovered in pretix before 2023.7.1. Incorrect parsing of configuration files causes the application to trust unchecked X-Forwarded-For headers even though it has not been configured to do so. This can lead to IP address spoofing by users of the application.
https://pretix.eu/about/en/ticketing
https://pretix.eu/about/en/blog/20230911-release-2023-7-1/
https://github.com/pretix/pretix/tags
https://github.com/pretix/pretix/compare/v2023.7.0...v2023.7.1
https://github.com/pretix/pretix/commit/ccdce2ccb8207b82501af3c03f50abc0f819b469
Published: 2023-10-02
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Severity: Medium
Base Score: 6.9
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: Medium
EPSS: 0.00247