CVE-2026-62635 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).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the Oracle Reports Developer component of Oracle Fusion Middleware version 14.1.2.0.0, specifically affecting its Security and Authentication subsystems. This flaw represents a critical security deficiency that fundamentally undermines the integrity of the application's access control mechanisms. The core technical issue involves an authentication bypass or improper validation logic that allows unauthenticated actors to interact with sensitive administrative functions without providing valid credentials. By exploiting this weakness, an attacker can effectively impersonate authorized users or execute privileged commands directly through the HTTP interface. This type of flaw is typically categorized under CWE-287 Improper Authentication and CWE-306 Missing Authentication for Critical Function within standard vulnerability classification frameworks. The absence of robust session management or token validation in specific endpoints enables remote code execution potential, which aligns with ATT&CK technique T1190 Exploit Public-Facing Application.
The operational impact of this vulnerability is severe due to its high exploitability and the critical nature of the affected component. Because the attack vector requires only network access via HTTP and no prior authentication, it can be leveraged by remote attackers over the internet with minimal effort. The low complexity of exploitation means that automated scanning tools or script-kiddie actors could successfully compromise the system without specialized knowledge beyond basic web interaction protocols. Once exploited, an attacker gains full control over the Oracle Reports Developer environment. This level of access allows for complete takeover of the underlying server processes, leading to total loss of confidentiality as sensitive business data and reports can be exfiltrated. Furthermore, integrity is compromised as attackers can modify report definitions, inject malicious code into scheduled jobs, or alter system configurations. Availability is also at risk if an attacker chooses to disrupt services through denial-of-service actions or by corrupting critical database connections managed by the middleware.
The CVSS 3.1 base score of 9.8 reflects this high severity, indicating that all three pillars of the security triad are critically affected. The vector string AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H confirms that the attack is network-based, requires low complexity, needs no user interaction or privileges, and results in high impacts across confidentiality, integrity, and availability. Such a configuration suggests that the vulnerability likely stems from a fundamental design flaw in how the application handles incoming HTTP requests for administrative endpoints. It may involve improper input validation on parameters passed to backend reporting engines, allowing command injection or deserialization attacks that lead to arbitrary code execution. The lack of security controls such as rate limiting, strict access control lists, or multi-factor authentication at this layer exacerbates the risk profile significantly.
Mitigation strategies must focus immediately on isolating and patching the affected systems. Oracle should apply the latest available patches for Fusion Middleware version 14.1.2.0.0 to address the underlying code defects in the security module. In environments where immediate patching is not feasible, network-level controls are essential. Administrators should restrict HTTP access to the Reports Developer interface by implementing firewall rules that limit connectivity to trusted IP addresses only. Additionally, deploying a Web Application Firewall can help detect and block exploit attempts targeting known vulnerability patterns associated with this component. It is also critical to enforce strong authentication policies across all administrative interfaces and ensure that default credentials are changed or disabled. Regular security audits and penetration testing should be conducted to verify the effectiveness of these controls and identify any additional misconfigurations that could facilitate similar attacks in other parts of the middleware stack.