{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77240", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-20T19:02:23.415Z", "datePublished": "2026-09-18T16:43:42.155Z", "dateUpdated": "2026-09-18T16:43:42.155Z"}, "containers": {"cna": {"title": "WACRM: Database-layer authorization bypasses", "problemTypes": [{"descriptions": [{"cweId": "CWE-639", "lang": "en", "description": "CWE-639: Authorization Bypass Through User-Controlled Key", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/ArnasDon/wacrm/security/advisories/GHSA-fg5p-2qc3-jmxr", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/ArnasDon/wacrm/security/advisories/GHSA-fg5p-2qc3-jmxr"}, {"name": "https://github.com/ArnasDon/wacrm/pull/350", "tags": ["x_refsource_MISC"], "url": "https://github.com/ArnasDon/wacrm/pull/350"}, {"name": "https://github.com/ArnasDon/wacrm/commit/e01f7ed37184f972ace8fb2da5c3e37e56a6050f", "tags": ["x_refsource_MISC"], "url": "https://github.com/ArnasDon/wacrm/commit/e01f7ed37184f972ace8fb2da5c3e37e56a6050f"}], "affected": [{"vendor": "ArnasDon", "product": "wacrm", "versions": [{"version": "<= 0.7.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-18T16:43:42.155Z"}, "descriptions": [{"lang": "en", "value": "WACRM is a self-hostable CRM template for WhatsApp. In version 0.7.0 and earlier, the profiles_update row-level security policy in supabase/migrations/017_account_sharing.sql permits authenticated users to modify their own account_role and account_id, allowing a viewer to self-promote or move into another tenant and then access or modify tenant resources. Separately, match_ai_knowledge_fts and match_ai_knowledge_semantic in supabase/migrations/030_ai_knowledge.sql run as SECURITY DEFINER, accept a caller-controlled p_account_id, and omit an is_account_member check, allowing an authenticated non-member to read another tenant's knowledge-base chunks. This vulnerability is fixed with commit e01f7ed37184f972ace8fb2da5c3e37e56a6050f."}], "source": {"advisory": "GHSA-fg5p-2qc3-jmxr", "discovery": "UNKNOWN"}}}}

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