CVE-2026-83176 in Common Applications
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Common Applications product of Oracle E-Business Suite (component: CRM User Management Framework). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Common Applications. Successful attacks of this vulnerability can result in takeover of Oracle Common Applications. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/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 CRM User Management Framework component of Oracle E-Business Suite, specifically affecting supported versions ranging from 12.2.3 through 12.2.15. This security flaw is classified under Oracle Common Applications and represents a significant risk to organizations relying on this enterprise resource planning platform for their customer relationship management operations. The vulnerability allows an attacker with high-level privileges who already possesses network access via HTTP to compromise the integrity of the application environment. While the requirement for high-privileged initial access suggests that this may not be exploitable by unauthenticated remote attackers, it highlights a critical weakness in how privileged sessions are managed or validated within the framework, potentially allowing privilege escalation or unauthorized administrative actions if an attacker can leverage existing credentials or intercept authenticated traffic.
From a technical perspective, the flaw enables successful exploitation to result in the complete takeover of Oracle Common Applications. This level of compromise implies that an adversary could manipulate user management functions, alter access controls, inject malicious code into application workflows, or exfiltrate sensitive customer data stored within the system. The impact on confidentiality is severe, as attackers may gain unrestricted read access to proprietary business information and personal identifiable information. Similarly, integrity impacts are critical because the attacker can modify configuration settings, create backdoor accounts, or alter transactional records without detection. Availability is also compromised, as malicious changes could disrupt normal application operations, leading to service outages that affect downstream business processes dependent on accurate CRM data.
The severity of this vulnerability is quantified by a CVSS 3.1 Base Score of 7.2, indicating a High severity rating. The vector string (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H) reveals that the attack requires no user interaction and has low complexity, but it does demand high privilege at the point of exploitation. This profile aligns with CWE-269, which addresses Improper Privilege Management, suggesting that the vulnerability stems from a failure to correctly enforce access control policies within the CRM User Management Framework. Furthermore, in terms of offensive security frameworks such as MITRE ATT&CK, this vulnerability facilitates techniques related to Account Manipulation and potentially Command and Control if the compromised application is used as a pivot point for further network intrusion. The lack of user interface interaction requirement means that once an attacker has high-privileged access, they can automate exploitation without needing to trick end-users into clicking malicious links or opening infected files.
To mitigate this risk, organizations must prioritize applying the latest security patches provided by Oracle for their specific version of E-Business Suite. It is imperative to verify which exact sub-version within the 12.2.3-12.2.15 range is currently deployed and ensure that all critical updates are installed promptly. In addition to patching, implementing strict network segmentation can help limit exposure by ensuring that only authorized management interfaces have HTTP access to these components. Multi-factor authentication should be enforced for all administrative accounts to reduce the likelihood of credential compromise leading to high-privileged access. Regular audits of user permissions and activity logs within the CRM framework are also recommended to detect any signs of unauthorized privilege escalation or anomalous behavior indicative of exploitation attempts.