{"id":"PYSEC-2023-187","details":"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.","aliases":["CVE-2023-44463","GHSA-j9gq-w73w-9h6c"],"modified":"2026-06-10T17:01:42.615875763Z","published":"2023-10-02T20:15:00Z","references":[{"type":"WEB","url":"https://github.com/pretix/pretix/tags"},{"type":"WEB","url":"https://github.com/pretix/pretix/compare/v2023.7.0...v2023.7.1"},{"type":"WEB","url":"https://pretix.eu/about/en/ticketing"},{"type":"FIX","url":"https://github.com/pretix/pretix/commit/ccdce2ccb8207b82501af3c03f50abc0f819b469"},{"type":"ARTICLE","url":"https://pretix.eu/about/en/blog/20230911-release-2023-7-1/"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-j9gq-w73w-9h6c"}],"affected":[{"package":{"name":"pretix","ecosystem":"PyPI","purl":"pkg:pypi/pretix"},"ranges":[{"type":"GIT","repo":"https://github.com/pretix/pretix","events":[{"introduced":"0"},{"fixed":"ccdce2ccb8207b82501af3c03f50abc0f819b469"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2023.7.1"}]}],"versions":["1.0.0","1.0.0b1","1.0.0b2","1.1.0","1.1.1","1.1.2","1.1.3","1.10.0","1.10.1","1.11.0","1.11.1","1.12.0","1.12.1","1.13.0","1.13.1","1.14.0","1.15.0","1.15.1","1.15.2","1.16.0","1.17.0","1.17.1","1.2.0","1.2.1.post2","1.2.2","1.3.0","1.3.0.post1","1.3.1","1.4.0","1.4.1","1.5.0","1.5.1","1.5.2","1.6.0","1.6.1","1.6.2","1.7.1","1.7.2","1.8.0","1.8.1","1.9.0","1.9.1","2.0.0","2.1.0","2.2.0","2.3.0","2.4.0","2.5.0","2.6.0","2.7.0","2.7.1","2.7.2","2.8.2","2023.6.0","2023.6.1","2023.6.3","2023.7.0","3.0.0","3.0.1","3.1.0","3.10.0","3.11.0","3.11.1","3.12.0","3.12.1","3.13.0","3.13.1","3.14.0","3.14.1","3.14.2","3.15.0","3.16.0","3.17.1","3.17.2","3.18.0","3.2.0","3.3.0","3.4.0","3.5.0","3.6.0","3.6.0.post1","3.7.0","3.8.0","3.9.0","4.0.0","4.1.0","4.10.0","4.10.1","4.11.0","4.11.1","4.12.0","4.13.0","4.13.1","4.14.0","4.14.0.dev0","4.15.0","4.15.0.dev0","4.15.1","4.16.0","4.16.1","4.17.0","4.17.1","4.18.0","4.18.1","4.18.2","4.18.2.post1","4.19.0","4.2.0","4.20.0","4.20.1","4.20.2.post1","4.20.4","4.3.0","4.3.1","4.4.0","4.4.1","4.5.0","4.5.1","4.5.2","4.6.0","4.6.1","4.7.0","4.7.1","4.8.0","4.9.0","4.9.1","v2023.7.0","v2023.6.0","v4.20.0","v4.19.0","v4.18.0","v4.15.0","v4.16.0","v4.17.0","v4.14.0","v4.13.0","v4.9.0","v4.10.0","v4.11.0","v4.8.0","v4.6.0","v4.7.0","v4.3.0","v4.5.0","v4.2.0","v4.1.0","v4.0.0","v3.18.0","v3.17.0","v3.16.0","v3.15.0","v3.14.0","v3.13.0","v3.11.0","v3.10.0","v3.9.0","v3.8.0","v3.7.0","v3.6.0","v3.5.0","v3.4.0","v3.3.0","v3.2.0","v3.1.0","v3.0.0","v2.8.0","v2.7.0","s","v2.6.0","v2.5.0","v2.4.0","v2.3.0","v2.2.0","v2.1.0","v2.0.0","v1.17.0","v1.16.0","v1.15.0","v1.14.0","v1.13.0","v1.12.0","v1.11.0","v1.10.0","v1.9.0","v1.8.0","v1.7.0","v1.6.0","v1.5.0","v1.4.0","v1.3.0","v1.2.0","v1.1.0"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/pretix/PYSEC-2023-187.yaml"}}],"schema_version":"1.7.5"}