CVE-2026-83242 in Commerce Guided Search
Summary
by MITRE • 09/16/2026
Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Experience Manager). The supported version that is affected is 11.4.0. Easily exploitable vulnerability allows unauthenticated 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 update, insert or delete access to some of Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data as well as unauthorized read access to a subset of 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 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L).
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Analysis
by VulDB Data Team • 09/16/2026
The vulnerability identified in Oracle Commerce Guided Search and Oracle Commerce Experience Manager version 11.4.0 represents a critical security flaw within the web application layer of these enterprise content management solutions. This specific component, which facilitates product discovery and user experience customization for e-commerce platforms, is susceptible to attacks that do not require any form of authentication or user interaction. The attack vector is network-based via HTTP, meaning an adversary can exploit this weakness remotely over a standard network connection without needing valid credentials or tricking a legitimate user into performing specific actions. This lack of access control requirements significantly lowers the barrier for entry, allowing unauthenticated attackers to interact directly with the application's backend logic through maliciously crafted requests sent over the web interface.
The technical nature of this flaw allows an attacker to manipulate data integrity and availability within the system. Successful exploitation enables unauthorized updates, inserts, or deletes against accessible data stores managed by Oracle Commerce Guided Search and Experience Manager. This capability directly correlates with CWE-269, which addresses Improper Privilege Management, as well as CWE-89 for SQL Injection if the underlying mechanism involves database query manipulation, though the primary classification here is unauthorized access leading to data modification. The ability to perform write operations such as inserts and deletes suggests that the vulnerability likely stems from insufficient input validation or broken object level authorization mechanisms where the application fails to verify whether the requesting entity has permission to modify specific resources. This aligns with ATT&CK technique T1059, Command and Scripting Interpreter, if script injection is involved, but more accurately maps to T1136, Create Account, or T1222, File and Directory Permissions Modification, depending on the exact implementation of the data manipulation.
In addition to compromising integrity through unauthorized data modifications, this vulnerability also permits unauthorized read access to a subset of accessible data. This aspect highlights weaknesses in information disclosure controls, potentially mapping to CWE-200 or CWE-538, which relate to exposure of sensitive information through improper configuration or logic errors. The attacker can extract proprietary business data, customer information, or product catalogs that were not intended for public consumption. Furthermore, the vulnerability allows an unauthenticated actor to cause a partial denial of service against Oracle Commerce Guided Search and Experience Manager. This impact on availability indicates that malicious requests can consume excessive system resources, such as CPU cycles or memory, leading to performance degradation or temporary unavailability of services for legitimate users. This behavior is consistent with CWE-400, Uncontrolled Resource Consumption, often seen in scenarios where input validation fails to limit the size or complexity of processed data.
The combined impact on confidentiality, integrity, and availability results in a CVSS 3.1 Base Score of 7.3, classified as High severity. The vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L) confirms that the attack is remote with low complexity, requires no privileges or user interaction, and affects all three security triads at a low level of impact individually but cumulatively poses significant risk to business operations. For organizations running version 11.4.0, immediate mitigation strategies are essential. The primary remediation step involves applying the latest available patches from Oracle that address this specific vulnerability in the Experience Manager component. Until patching is feasible, network-level mitigations should be implemented, such as restricting HTTP access to trusted IP ranges using firewalls or web application firewalls configured with rulesets designed to detect and block anomalous data manipulation patterns typical of injection attacks. Additionally, implementing strict input validation on all user-supplied fields within the Experience Manager interface can help mitigate the risk of unauthorized updates and deletions while reducing the attack surface for potential denial-of-service attempts.