CVE-2026-83238 in Commerce Guided Search Commerce Experience Manager
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Forge). The supported version that is affected is 11.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Commerce Guided Search / Oracle Commerce Experience Manager. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Commerce Guided Search / Oracle Commerce Experience Manager. CVSS 3.1 Base Score 7.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L).
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Analysis
by VulDB Data Team • 09/16/2026
The identified vulnerability resides within the Forge component of Oracle Commerce Guided Search and Oracle Commerce Experience Manager, specifically affecting version 11.4.0. This software suite is a critical enterprise solution used by organizations to manage digital commerce experiences and provide intelligent search capabilities for their online platforms. The presence of this flaw in such a high-profile application underscores the importance of rigorous security practices within complex web-based architectures that handle sensitive customer data and transactional information.
The technical nature of this vulnerability allows an attacker with low privileges and network access via HTTP to compromise the system without requiring user interaction or authentication beyond basic account credentials. This characteristic aligns closely with CWE-200, which encompasses exposure of sensitive information to unauthorized actors, as well as CWE-787, a out-of-bounds write that may lead to arbitrary code execution or data corruption depending on the specific implementation details not fully disclosed in the summary. The attack vector is classified as network-based with low complexity, indicating that exploitation does not require sophisticated techniques or physical access, making it particularly dangerous for internet-facing services.
From an operational perspective, successful exploitation of this vulnerability leads to significant adverse outcomes categorized under both confidentiality and availability impacts. On the confidentiality side, attackers can gain unauthorized access to critical data stored within the Oracle Commerce environment. This could include personally identifiable information (PII), payment details, or proprietary business logic, leading to potential regulatory violations such as GDPR or CCPA non-compliance. Furthermore, the vulnerability enables a partial denial of service condition, disrupting normal operations and degrading the user experience for legitimate customers attempting to access the commerce platform.
In terms of threat modeling, this scenario maps directly to MITRE ATT&CK technique T1078, Valid Accounts, as it leverages low-privileged credentials to escalate privileges or perform unauthorized actions. It also relates to T1530, Data from Local System, if the attacker proceeds to exfiltrate data after initial compromise. The ability to cause a partial denial of service indicates potential resource exhaustion vulnerabilities, which may be categorized under CWE-400, Uncontrolled Resource Consumption, suggesting that the flaw allows an attacker to consume excessive system resources through malformed HTTP requests or repeated authentication attempts exploiting the underlying logic error in the Forge component.
Mitigation strategies must prioritize immediate patching by Oracle for version 11.4.0 and subsequent updates where this vulnerability is resolved. In environments where patching cannot be applied immediately, network segmentation should be enforced to restrict access to the affected components from untrusted networks. Implementing Web Application Firewalls with rules tailored to detect anomalous HTTP traffic patterns associated with exploitation attempts can provide a layer of defense in depth. Additionally, enforcing strict least-privilege principles for application service accounts and monitoring logs for unusual data access or system resource spikes are essential steps to mitigate the risk of successful exploitation until permanent remediation is achieved.