CVE-2026-21976

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{"analysis": {"en": {"generated_at": "2026-04-18T04:24:34.481375+00:00", "value": {"mitigation_remediation": ["Apply the vendor-released patch or upgrade to a supported, non-vulnerable version of Oracle Business Intelligence Enterprise Edition.", "If a patch is not immediately available, impose stricter local access controls by restricting low-privilege user permissions on the server hosting OBIEE.", "Monitor system and application logs for anomalous activity such as unexpected creation, deletion, or modification of OBIEE metadata and dashboards."], "summary": {"action": "Immediate Patch", "impact": "Unauthorized data modification and access"}, "threat_synthesis": {"affected_systems": "Oracle Corporation\u2019s Oracle Business Intelligence Enterprise Edition, versions 7.6.0.0.0 and 8.2.0.0.0, are affected. The product is part of Oracle Analytics, specifically the Oracle Analytics Cloud component.", "description_and_impact": "This vulnerability permits an attacker with low-level local privileges to compromise Oracle Business Intelligence Enterprise Edition. Successful exploitation enables the attacker to create, delete, or modify critical data and gain access to all data exposed by the service. The weakness stems from improper access control that allows local users to act with higher privileges than intended.", "risk_and_exploitability": "The base CVSS score of 7.1 indicates high severity with confidentiality and integrity impact. Estimated exploitation probability is extremely low (EPSS\u202f<\u202f1\u202f%) and the vulnerability is not listed in CISA\u2019s KEV catalog. Because the attack requires local logon, the attacker must first gain access to the underlying infrastructure. Once local privileges are present, the vulnerability can be leveraged to elevate privileges within the OBIEE environment."}}}}, "created": "2026-04-18T04:30:35.829504+00:00", "title": "Unauthorized Local Privilege Escalation in Oracle Business Intelligence Enterprise Edition", "updated": "2026-04-18T04:30:35.829521+00:00", "vendors": [], "weaknesses": ["CWE-284", "CWE-862"]}