{"action":"Upgrade pretix to 2026.1.2 or later.","affected":[{"fixed":"2026.3.1","introduced":"2026.3.0"},{"fixed":"2026.2.1","introduced":"2026.2.0"},{"fixed":"2026.1.2","introduced":"2025.10.0"}],"component":"pretix","cve_ids":["CVE-2026-5600"],"ecosystem":"PyPI","epss":0.00255,"exploited":false,"fixed_versions":["2026.3.1","2026.2.1","2026.1.2"],"ghsa_id":"GHSA-wr8q-c73g-m7gp","id":"tcs_01M5KG2TFEBAJ68JMY5A5XSSD7","modified_at":"2026-06-08T19:15:13.972113663Z","published_at":"2026-04-08T15:31:44Z","references":["https://osv.dev/vulnerability/GHSA-wr8q-c73g-m7gp","https://nvd.nist.gov/vuln/detail/CVE-2026-5600","https://github.com/pretix/pretix","https://github.com/pypa/advisory-database/tree/main/vulns/pretix/PYSEC-2026-111.yaml","https://pretix.eu/about/en/blog/20260408-release-2026-3-1"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-wr8q-c73g-m7gp","url":"https://osv.dev/vulnerability/GHSA-wr8q-c73g-m7gp"}],"summary":"pretix: API leaks check-in data between events of the same organizer"}