{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5600", "assignerOrgId": "655498c3-6ec5-4f0b-aea6-853b334d05a6", "state": "PUBLISHED", "assignerShortName": "rami.io", "dateReserved": "2026-04-05T12:25:54.058Z", "datePublished": "2026-04-08T12:24:51.602Z", "dateUpdated": "2026-04-08T16:03:07.473Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "655498c3-6ec5-4f0b-aea6-853b334d05a6", "shortName": "rami.io", "dateUpdated": "2026-04-08T12:24:51.602Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-653", "description": "CWE-653 Improper isolation or compartmentalization", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "auth"}]}], "affected": [{"vendor": "pretix", "product": "pretix", "collectionURL": "https://pypi.python.org", "packageName": "pretix", "versions": [{"status": "affected", "version": "2025.10.0", "lessThan": "2026.1.2", "versionType": "python"}, {"status": "affected", "version": "2026.2.0", "lessThan": "2026.2.1", "versionType": "python"}, {"status": "affected", "version": "2026.3.0", "lessThan": "2026.3.1", "versionType": "python"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A new API endpoint introduced in pretix 2025 that is supposed to \nreturn all check-in events of a specific event in fact returns all \ncheck-in events belonging to the respective organizer. This allows an \nAPI consumer to access information for all other events under the same \norganizer, even those they should not have access to.\n\n\nThese records contain information on the time and result of every ticket scan as well as the ID of the matched ticket. Example:\n\n\n{\n \"id\": 123,\n \"successful\": true,\n \"error_reason\": null,\n \"error_explanation\": null,\n \"position\": 321,\n \"datetime\": \"2020-08-23T09:00:00+02:00\",\n \"list\": 456,\n \"created\": \"2020-08-23T09:00:00+02:00\",\n \"auto_checked_in\": false,\n \"gate\": null,\n \"device\": 1,\n \"device_id\": 1,\n \"type\": \"entry\"\n}\n\n\n\nAn unauthorized user usually has no way to match these IDs (position) back to individual people.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>A new API endpoint introduced in pretix 2025 that is supposed to \nreturn all check-in events of a specific event in fact returns all \ncheck-in events belonging to the respective organizer. This allows an \nAPI consumer to access information for all other events under the same \norganizer, even those they should not have access to.</p>\n<p>These records contain information on the time and result of every ticket scan as well as the ID of the matched ticket. Example:</p>\n<pre><code>{\n \"id\": 123,\n \"successful\": true,\n \"error_reason\": null,\n \"error_explanation\": null,\n \"position\": 321,\n \"datetime\": \"2020-08-23T09:00:00+02:00\",\n \"list\": 456,\n \"created\": \"2020-08-23T09:00:00+02:00\",\n \"auto_checked_in\": false,\n \"gate\": null,\n \"device\": 1,\n \"device_id\": 1,\n \"type\": \"entry\"\n}\n</code></pre>\n<p>An unauthorized user usually has no way to match these IDs (<code>position</code>) back to individual people.</p>"}]}], "references": [{"url": "https://pretix.eu/about/en/blog/20260408-release-2026-3-1/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 5.5, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H"}}], "credits": [{"lang": "en", "value": "Pratik Karan", "type": "finder"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-08T16:02:54.453740Z", "id": "CVE-2026-5600", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-08T16:03:07.473Z"}}]}}

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