CVE-2026-83450 in Bills of Material
Summary
by MITRE • 09/15/2026
Vulnerability in the Oracle Bills of Material product of Oracle E-Business Suite (component: Setup Workbench). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Bills of Material. While the vulnerability is in Oracle Bills of Material, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Bills of Material. CVSS 3.1 Base Score 8.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Setup Workbench component of Oracle Bills of Material, a critical module within the Oracle E-Business Suite ecosystem affecting versions 12.2.3 through 12.2.15. This flaw represents a significant security risk due to its potential for privilege escalation and system compromise despite requiring high-level privileges for initial exploitation. The vulnerability is classified as difficult to exploit, indicating that while an attacker must possess network access via HTTP and hold elevated administrative credentials within the application, the specific conditions or sequences required to trigger the underlying technical flaw are not trivially achievable by automated tools or low-skilled adversaries. This complexity serves as a partial mitigating factor but does not eliminate the severity of the potential outcome.
From a technical perspective, the core issue likely involves improper validation or handling of input data within the Setup Workbench interface, which could allow an authenticated administrator to manipulate internal application states in unintended ways. Although the attacker must already have high privileges, this vulnerability enables them to bypass additional security controls or logic checks that are normally enforced by those same permissions. This suggests a flaw where administrative actions can be coerced into executing operations with broader system-level implications than intended. The use of HTTP as an attack vector highlights the importance of transport layer security; however, even if HTTPS is employed, the vulnerability persists at the application logic level rather than being solely dependent on network interception or man-in-the-middle attacks.
The operational impact of this vulnerability extends far beyond the immediate compromise of Oracle Bills of Material. As noted in the advisory, there is a scope change where successful exploitation can significantly impact additional products within the E-Business Suite environment. This lateral movement capability means that an attacker who gains control over the Setup Workbench functionality could potentially pivot to other integrated modules such as Financials, Human Resources, or Supply Chain Management. The ability to take over Oracle Bills of Material effectively grants the adversary a foothold with high privileges, allowing them to modify critical business data, disrupt operational workflows, and exfiltrate sensitive information. This aligns with the CVSS 3.1 base score of 8.0, which reflects high impacts on confidentiality, integrity, and availability due to the changed scope across multiple products.
In terms of industry standards classification, this vulnerability exhibits characteristics consistent with CWE-269 Improper Privilege Management or potentially CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component if it involves injection-like behaviors within administrative interfaces. From an ATT&CK perspective, the exploitation path aligns with T1078 Valid Accounts, as it requires high privileged access, and likely leverages techniques related to Defense Evasion or Privilege Escalation depending on how the scope change is achieved. The requirement for network accessibility via HTTP places this within the Initial Access or Persistence categories if used to maintain foothold, but primarily represents a lateral movement risk given the existing privilege level of the attacker.
Mitigation strategies must prioritize immediate patching through Oracle’s recommended security patches that address this specific flaw in versions 12.2.3 to 12.2.15. Organizations should ensure their update cycles are aligned with critical severity advisories to minimize exposure windows. In addition to applying patches, implementing strict network segmentation is crucial; administrative interfaces like the Setup Workbench should be restricted to trusted management networks rather than being exposed directly over public HTTP channels. Enforcing multi-factor authentication for all high-privileged accounts adds a layer of defense against credential theft that could lead to exploitation. Furthermore, continuous monitoring and logging of administrative actions within Oracle E-Business Suite can help detect anomalous behavior indicative of an attempted exploit, such as unusual configuration changes or access patterns from unexpected IP addresses. Regular audits of user privileges ensure that the principle of least privilege is maintained, reducing the pool of potential attackers who meet the high-privilege requirement necessary for this vulnerability to be leveraged effectively.