CVE-2026-83136 in Spares Management
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Spares Management product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Spares Management. Successful attacks of this vulnerability can result in takeover of Oracle Spares Management. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Oracle Spares Management component of Oracle E-Business Suite, specifically affecting internal operations across supported versions ranging from 12.2.3 to 12.2.15. This security flaw represents a critical risk vector for organizations relying on this enterprise resource planning software for supply chain and inventory management processes. The vulnerability is characterized by its ease of exploitation, allowing an attacker with low privileges and network access via the HTTP protocol to compromise the integrity and availability of the application. Unlike complex zero-day exploits that require significant resources or specific physical proximity, this flaw can be leveraged remotely over standard web interfaces, significantly expanding the attack surface available to malicious actors who have gained initial foothold within the corporate network or through compromised credentials with minimal access rights.
From a technical perspective, the core of the issue lies in insufficient validation or authorization checks within the internal operations module of Spares Management. This architectural weakness permits an authenticated user with low-level privileges to execute actions that should be restricted to higher-privileged administrators or system processes. The absence of proper security controls allows the attacker to manipulate underlying data structures or trigger unintended code execution paths, leading to a complete takeover of the Oracle Spares Management environment. Such unauthorized access enables the modification of critical inventory records, financial transactions, and operational workflows without detection by standard monitoring tools that may not be configured to flag low-privilege anomalies in this specific module.
The operational impact of successfully exploiting this vulnerability is severe, as indicated by a CVSS 3.1 Base Score of 8.8, which classifies the issue as High severity with significant implications for confidentiality, integrity, and availability. An attacker achieving takeover can exfiltrate sensitive business data, including supplier contracts, pricing agreements, and inventory levels, leading to substantial financial loss and competitive disadvantage. Furthermore, the ability to alter integrity ensures that an adversary could manipulate stock counts or order statuses, causing supply chain disruptions, incorrect procurement decisions, and operational paralysis. The availability impact suggests that the attacker may also disrupt service by corrupting database states or triggering system crashes, thereby halting business operations until remediation is performed.
In terms of industry standard classifications, this vulnerability aligns with CWE-269 Improper Privilege Management and potentially CWE-862 Missing Authorization, as it involves an actor performing actions beyond their assigned permissions. The attack vector corresponds to ATT&CK technique T1078 Valid Accounts, where the attacker leverages legitimate but low-privileged credentials to move laterally or escalate privileges within the application layer. Additionally, if the takeover leads to data exfiltration, it maps to T1530 Data from Cloud Storage Object and Database, while manipulation of business logic falls under T1496 Resource Hijacking or T1489 Service Stop depending on the specific exploitation method used to disrupt availability.
Mitigation strategies must prioritize immediate patching by applying the latest security patches provided by Oracle for versions 12.2.3 through 12.2.15. Organizations should verify their current version and apply the relevant interim fixes or maintenance packs that address this internal operations flaw. In addition to software updates, implementing strict network segmentation is crucial to limit HTTP access from untrusted zones to the E-Business Suite environment. Access control lists should be reviewed to ensure that low-privileged users do not have unnecessary access to Spares Management endpoints. Deploying a Web Application Firewall can also provide an additional layer of defense by inspecting incoming traffic for patterns associated with privilege escalation attempts and blocking malicious payloads before they reach the application server. Continuous monitoring using SIEM solutions configured to detect anomalous behavior from low-privilege accounts is recommended to identify potential exploitation attempts in real-time.