CVE-2026-70669 in Reports Developer
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle Reports Developer product of Oracle Fusion Middleware (component: Security and Authentication). The supported version that is affected is 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Reports Developer. Successful attacks of this vulnerability can result in takeover of Oracle Reports Developer. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 08/19/2026
The vulnerability identified in Oracle Reports Developer version 14.1.2.0.0, a component of the Oracle Fusion Middleware suite, represents a critical security flaw within its Security and Authentication subsystem. This specific defect allows for an unauthenticated attacker to achieve complete compromise of the application through network access via HTTP. The severity is underscored by a CVSS v3.1 Base Score of 9.8, indicating high risk across all three pillars of the CIA triad: confidentiality, integrity, and availability. The vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) confirms that the attack requires no user interaction or prior authentication, has low complexity, and impacts a system with unchanged security requirements for other components, resulting in high impact on all affected properties.
From a technical perspective, this vulnerability likely stems from insufficient validation of input data or improper handling of authentication tokens within the HTTP request processing pipeline of Oracle Reports Developer. Such flaws typically allow an attacker to bypass access controls by manipulating specific parameters or headers sent over the network. Because the attack vector is network-based and does not require user interaction, it can be exploited remotely without any physical presence or social engineering tactics. The lack of required authentication means that any entity with network connectivity to the vulnerable service port can attempt exploitation, significantly expanding the potential attack surface compared to vulnerabilities requiring local access or specific user actions.
The operational impact of a successful exploit is severe, leading directly to full takeover of the Oracle Reports Developer instance. This level of compromise implies that an attacker gains unrestricted control over the application environment, potentially allowing them to execute arbitrary code, modify system configurations, exfiltrate sensitive data stored within reports and databases accessed by the middleware, or disrupt service availability for legitimate users. In enterprise environments where Oracle Fusion Middleware is integrated with other critical business applications, this breach could serve as a pivot point for further lateral movement into deeper network segments, escalating from application-level compromise to broader infrastructure domination.
This vulnerability aligns closely with CWE-287, which describes Improper Authentication, and potentially CWE-434, Unrestricted Upload of File with Dangerous Type if the exploitation involves file upload mechanisms often associated with report generation tools. In terms of offensive security frameworks, this behavior maps to MITRE ATT&CK technique T1078, Valid Accounts, although in this case it is more accurately described as T1190, Exploit Public-Facing Application, where attackers leverage known vulnerabilities in internet-facing services to gain initial access. The high availability impact also relates to potential denial-of-service scenarios if the exploitation causes system instability or resource exhaustion during the attack process.
Mitigation strategies must prioritize immediate remediation due to the remote and unauthenticated nature of the exploit. Organizations running Oracle Reports Developer 14.1.2.0.0 should apply the latest security patches provided by Oracle as soon as they are available, ensuring that the specific fix for this authentication bypass is implemented. In the interim, before patching can be applied, network-level controls such as firewall rules or Web Application Firewalls (WAF) should be configured to restrict access to the affected HTTP endpoints exclusively from trusted IP addresses and user agents. Additionally, enforcing strict input validation at the gateway level and disabling unnecessary services associated with Oracle Reports Developer can reduce exposure. Regular vulnerability scanning and penetration testing of internet-facing middleware components are essential to detect similar misconfigurations or unpatched flaws before they can be exploited by malicious actors.