CVE-2026-83291 in Business Intelligence Enterprise Edition
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Analytics (component: Platform Security). Supported versions that are affected are 8.2.0.0.0 and 26.01.0.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Business Intelligence Enterprise Edition executes to compromise Oracle Business Intelligence Enterprise Edition. Successful attacks of this vulnerability can result in takeover of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Platform Security component of Oracle Business Intelligence Enterprise Edition, a critical part of the Oracle Analytics suite used for data visualization and business intelligence reporting. This flaw affects specific supported versions including 8.2.0.0.0 through to 26.01.0.0.0, indicating that legacy systems as well as more recent deployments remain susceptible. The core technical issue involves a weakness in how the application handles authentication or session management for users with low privileges. Specifically, an attacker who has already obtained valid logon credentials and access to the infrastructure hosting Oracle Business Intelligence Enterprise Edition can exploit this flaw to escalate their permissions beyond what was originally granted. This represents a classic privilege escalation scenario where lateral movement within the network allows the adversary to bypass intended security controls designed for standard users.
From a technical perspective, the vulnerability enables an attacker with low-privileged access and local or adjacent network connectivity to compromise the integrity of the application environment. The absence of required user interaction simplifies the exploitation process, allowing automated attacks once initial foothold is established within the infrastructure. This aligns closely with CWE-269, which classifies Improper Privilege Management, as well as CWE-732, concerning Incorrect Permission Assignment for Critical Resource. By leveraging this flaw, an attacker can manipulate system configurations or access sensitive data stores that are normally restricted to administrative accounts. The attack vector is classified as Local in the CVSS 3.1 framework, meaning physical or logical proximity to the target machine is required, but once inside the perimeter, the ease of exploitation remains low due to minimal complexity requirements.
The operational impact of this vulnerability is severe, characterized by a high severity score of 7.8 on the CVSS scale. Successful exploitation results in complete compromise of confidentiality, integrity, and availability for Oracle Business Intelligence Enterprise Edition. In practical terms, an attacker could exfiltrate sensitive business intelligence reports, modify dashboards to display misleading information thereby compromising data integrity, or disrupt service availability by crashing critical services associated with the BI platform. This level of access effectively equates to a takeover of the application server, granting the adversary significant control over the analytics infrastructure and potentially providing a pivot point for further attacks against connected databases or other enterprise systems.
In terms of threat modeling, this vulnerability facilitates actions consistent with ATT&CK technique T1078, Valid Accounts, where attackers use legitimate credentials to gain access. It also relates to T1068, Exploitation for Privilege Escalation, as the primary goal is to move from a low-privileged state to full administrative control. The combination of local network access and easy exploitability makes this particularly dangerous in environments where internal segmentation policies are weak or where service accounts have excessive permissions on the BI server itself.
Mitigation strategies must focus on both immediate patching and long-term architectural hardening. Oracle has released patches for these specific versions, so applying the latest security updates is the primary remediation step. Organizations should ensure that their vulnerability management processes regularly scan for unpatched instances of Oracle Business Intelligence Enterprise Edition within supported version ranges. Beyond patching, it is crucial to enforce strict least-privilege principles across all user accounts interacting with the BI platform. Network segmentation should be implemented to restrict access to the infrastructure hosting these services only to authorized administrative workstations and necessary application servers, thereby limiting the attack surface for local privilege escalation attempts. Additionally, monitoring tools should be configured to detect anomalous behavior indicative of privilege abuse, such as unexpected changes in user roles or unauthorized access patterns within the BI environment.