CVE-2026-83361 in Contract Lifecycle Management for Public Sector
Summary
by MITRE • 10/21/2026
Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite (component: Award/PO). 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 Contract Lifecycle Management for Public Sector. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Contract Lifecycle Management for Public Sector accessible data as well as unauthorized access to critical data or complete access to all Oracle Contract Lifecycle Management for Public Sector accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).
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Analysis
by VulDB Data Team • 10/21/2026
The identified vulnerability resides within the Oracle Contract Lifecycle Management for Public Sector component of the Oracle E-Business Suite, specifically affecting versions ranging from 12.2.3 through 12.2.15. This security flaw is located in the Award and Purchase Order modules, which are critical functional areas responsible for managing procurement processes, vendor awards, and associated documentation within public sector organizations. The presence of this vulnerability indicates a significant weakness in how these specific application components handle user input or process requests over network protocols. Because Oracle E-Business Suite serves as an enterprise resource planning platform for many large government entities and contractors, the integrity and confidentiality of data processed through its contract management modules are paramount to maintaining operational continuity and regulatory compliance.
The technical nature of this flaw allows a low-privileged attacker with network access via HTTP to compromise the system without requiring user interaction or complex exploitation techniques. The vulnerability is characterized by an easily exploitable path that bypasses expected authorization checks, enabling unauthorized actions against critical data structures. Specifically, the attack vector permits the creation, deletion, or modification of sensitive records within the contract lifecycle management database. This capability extends beyond simple data alteration to include complete access to all accessible data within the Oracle Contract Lifecycle Management for Public Sector environment. The absence of a requirement for user interface interaction further lowers the barrier to entry for potential attackers, allowing them to execute malicious commands directly through crafted HTTP requests that target specific endpoints or parameters associated with award and purchase order processing functions.
The operational impact of this vulnerability is severe due to its high base score of 8.1 on the CVSS version 3.1 scale. The primary impacts are categorized under Confidentiality and Integrity, as indicated by the vector string AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N. High confidentiality impact implies that an attacker can exfiltrate sensitive contract details, vendor information, pricing structures, or proprietary business logic stored within the system. Simultaneously, high integrity impact means that attackers can alter procurement records, modify award decisions, delete critical transaction logs, or inject fraudulent purchase orders. This dual threat profile undermines trust in public sector financial processes and could lead to significant legal liabilities, regulatory fines, and reputational damage for affected organizations. Although availability is not directly impacted according to the CVSS score, the integrity of data remains compromised, which can indirectly affect system reliability if corrupted records cause application errors or require extensive manual remediation efforts by administrators.
From a classification perspective, this vulnerability aligns with CWE-269 Improper Privilege Management and CWE-862 Missing Authorization, as it allows low-privileged users to perform actions reserved for higher-level roles or administrative functions. In the context of the MITRE ATT&CK framework, this behavior corresponds to techniques involving Account Manipulation and Data Staged, where attackers leverage existing credentials with limited privileges to escalate their influence over critical business data. The exploitation method also reflects patterns seen in CWE-20 Improper Input Validation if the flaw stems from insufficient sanitization of HTTP parameters, or potentially CWE-918 Server-Side Request Forgery if internal services are being accessed via proxying techniques through the web interface. Understanding these mappings helps security teams prioritize remediation efforts based on established industry standards for vulnerability management and risk assessment.
To mitigate this risk, organizations running affected versions of Oracle E-Business Suite must apply the latest available patches provided by Oracle that address the specific flaws in the Award/PO components. Immediate action is required to close the exposure window before attackers can exploit the network-accessible HTTP interface. In addition to patching, implementing strict access controls and role-based permissions ensures that even if a vulnerability exists, the potential blast radius is limited by restricting which users have access to contract management modules. Network segmentation should be employed to isolate Oracle E-Business Suite servers from untrusted networks, ensuring that only authorized IP ranges can reach the application layer. Furthermore, deploying Web Application Firewalls with rulesets tuned for detecting common injection patterns and unauthorized API calls can provide an additional layer of defense against exploitation attempts targeting these specific endpoints until permanent remediation is fully deployed across the infrastructure.