{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72690", "assignerOrgId": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c", "state": "PUBLISHED", "assignerShortName": "TuranSec", "dateReserved": "2026-08-10T11:55:39.471Z", "datePublished": "2026-08-10T11:59:08.912Z", "dateUpdated": "2026-08-10T18:22:15.247Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c", "shortName": "TuranSec", "dateUpdated": "2026-08-10T11:59:08.912Z"}, "title": "Attendize Attendize - Cross-Tenant Authorization Bypass", "descriptions": [{"lang": "en", "value": "An improper authorization vulnerability in Attendize through commit 9289acb allows an authenticated remote attacker to inject persistent mandatory survey questions into another organizer's events via the POST /event/{event_id}/question/create endpoint. The postCreateEventQuestion method loads the target event without the tenant-isolation scope, enabling cross-tenant writes; the injected question cannot be removed by the victim because the victim's account-scoped delete path cannot resolve a question owned by another tenant.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>An improper authorization vulnerability in Attendize through commit 9289acb allows an authenticated remote attacker to inject persistent mandatory survey questions into another organizer's events via the POST /event/{event_id}/question/create endpoint. The postCreateEventQuestion method loads the target event without the tenant-isolation scope, enabling cross-tenant writes; the injected question cannot be removed by the victim because the victim's account-scoped delete path cannot resolve a question owned by another tenant.</p>"}]}], "affected": [{"vendor": "Attendize", "product": "Attendize", "defaultStatus": "affected", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "9289acb", "versionType": "git"}]}], "references": [{"url": "https://github.com/Attendize/Attendize", "name": "Attendize GitHub Repository", "tags": ["third-party-advisory"]}], "credits": [{"lang": "en", "value": "Bobur Abdugafforov (Mahadsec)", "type": "finder"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "LOW"}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-639", "description": "CWE-639: Authorization Bypass Through User-Controlled Key"}]}], "source": {"discovery": "EXTERNAL"}, "datePublic": "2026-08-10T12:00:00.000Z"}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-10T15:47:06.344487Z", "id": "CVE-2026-72690", "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": "2026-08-10T18:22:15.247Z"}}]}}

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