CVE-2026-83013 in WebCenter Enterprise Capture
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle WebCenter Enterprise Capture product of Oracle Fusion Middleware (component: Client Bundle). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebCenter Enterprise Capture. Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Enterprise Capture. 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).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Oracle WebCenter Enterprise Capture product, specifically affecting the Client Bundle component of Oracle Fusion Middleware versions 12.2.1.4.0 and 14.1.2.0.0. This security flaw represents a significant risk to organizations relying on these specific releases for document capture and workflow automation processes. The vulnerability is characterized by its ease of exploitation, allowing an attacker with low privileges who has network access via HTTP to successfully compromise the target system. The presence of this weakness indicates a fundamental failure in input validation or authentication mechanisms within the client-side processing logic that handles incoming requests over standard web protocols.
From a technical perspective, the flaw enables unauthorized actors to execute actions beyond their intended permissions due to insufficient verification of user identity and request integrity before processing sensitive operations. Because the attack vector is network-based via HTTP, it does not require physical access or complex social engineering tactics such as user interaction. The low privilege requirement means that even users with minimal initial access rights can leverage this vulnerability to escalate their privileges significantly. This aligns closely with CWE-287, which describes Improper Authentication, and potentially CWE-915, Improper Control of Dynamically-Identified Variables, depending on the specific mechanism by which the takeover is achieved. The ability to compromise the system through a low-privileged account highlights a critical gap in role-based access control enforcement within the application layer.
The operational impact of this vulnerability is severe, as indicated by its CVSS 3.1 Base Score of 8.8, classified as High severity. A successful exploitation results in complete takeover of Oracle WebCenter Enterprise Capture, granting the attacker full administrative control over the environment. This level of compromise allows for extensive impacts on confidentiality, integrity, and availability. Attackers can exfiltrate sensitive documents processed by the capture system, alter workflow configurations to disrupt business operations, or install persistent backdoors for long-term access. In terms of the MITRE ATT&CK framework, this vulnerability facilitates techniques associated with Initial Access via valid accounts and Privilege Escalation, potentially leading to Lateral Movement if the compromised server is integrated into a broader enterprise network infrastructure. The high availability impact suggests that attackers could also render the service unusable for legitimate users through denial-of-service actions or by corrupting critical data stores managed by the application.
Mitigation strategies must prioritize immediate patching and access restriction until updates are applied. Oracle has likely released patches addressing this specific flaw in subsequent maintenance packs or security alerts, which should be deployed to all affected systems without delay. In environments where patching is not immediately feasible, network segmentation plays a crucial role in reducing exposure. Restricting HTTP access to the WebCenter Enterprise Capture components to only trusted internal subnets and implementing strict firewall rules can limit the attack surface available to external or low-privileged attackers. Additionally, enforcing multi-factor authentication for all administrative interfaces and reviewing user roles to ensure least privilege principles are strictly adhered to can mitigate the risk of exploitation by low-privilege accounts. Continuous monitoring of access logs for anomalous behavior patterns associated with unauthorized configuration changes or data exfiltration is also recommended to detect potential compromise attempts early in the kill chain.