CVE-2026-70993 in Guided Search
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Commerce Guided Search / Oracle Commerce Experience Manager product of Oracle Commerce (component: Content Acquisition System). 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 ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Commerce Guided Search / Oracle Commerce Experience Manager as well as unauthorized update, insert or delete access to some of Oracle Commerce Guided Search / Oracle Commerce Experience Manager accessible data. CVSS 3.1 Base Score 8.2 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the Content Acquisition System component of Oracle Commerce Guided Search and Oracle Commerce Experience Manager, specifically affecting version 11.4.0. This security flaw is characterized by its high ease of exploitation, allowing an unauthenticated attacker to launch successful attacks over a network via HTTP without requiring any user interaction or prior authentication credentials. The presence of this vulnerability in the Content Acquisition System highlights a critical gap in input validation and state management within the data ingestion pipelines that process content for search indexing and experience delivery. Because the attack vector is network-based and requires no special conditions, it represents a significant risk to organizations relying on these platforms for their digital commerce operations, as malicious actors can target this entry point remotely from any location with internet connectivity.
The technical nature of this flaw enables two distinct categories of adverse outcomes: denial of service and integrity violations. On the availability front, successful exploitation allows an attacker to cause a hang or trigger frequent, repeatable crashes that result in complete denial of service for the Oracle Commerce Guided Search and Experience Manager services. This disruption effectively renders the platform inaccessible to legitimate users, halting business operations and potentially causing significant financial loss due to downtime. Simultaneously, the vulnerability grants unauthorized access to modify data within the system. Attackers can perform update, insert, or delete operations on accessible data, which compromises the integrity of the content repository. This capability allows for the injection of malicious content, deletion of critical product information, or alteration of search results and user experiences, undermining trust in the platform's reliability and accuracy.
From a classification perspective, this vulnerability aligns with CWE-20 Improper Input Validation, as the system fails to adequately sanitize or validate incoming HTTP requests before processing them within the Content Acquisition System. The ability to cause crashes points toward CWE-400 Uncontrolled Resource Consumption, where malformed inputs exhaust server resources leading to service failure. Furthermore, the unauthorized data modification aspects correspond closely with CWE-269 Improper Privilege Management and CWE-77 SQL Injection or similar injection flaws if the underlying mechanism involves database manipulation through unsanitized parameters. In terms of offensive security frameworks, this vulnerability maps to MITRE ATT&CK technique T1498 Network Denial of Service for the availability impact and potentially T1053 Scheduled Task/Job or T1190 Exploit Public-Facing Application depending on the specific exploitation chain used to achieve data integrity violations. The CVSS 3.1 base score of 8.2 reflects these severe impacts, with a vector indicating network accessibility, low complexity, no privileges required, and significant effects on both integrity and availability while having no impact on confidentiality in this specific description context.
To mitigate the risks associated with this vulnerability, immediate action is required to apply the latest security patches provided by Oracle for version 11.4.0 of the affected products. Organizations should ensure that their patch management processes are updated to prioritize critical severity updates such as this one. In addition to applying vendor-supplied fixes, implementing network-level controls can provide an additional layer of defense. This includes restricting direct HTTP access to the Content Acquisition System endpoints by placing them behind a Web Application Firewall configured with rulesets designed to detect and block anomalous request patterns indicative of exploitation attempts. Rate limiting should also be enforced on these interfaces to mitigate potential denial-of-service vectors, ensuring that even if an attacker attempts to trigger crashes, the volume of requests is capped to preserve system stability. Regular security assessments and penetration testing focused on input validation in content ingestion modules are recommended to identify similar weaknesses before they can be exploited by malicious actors.