CVE-2026-62611 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 12.2.1.19.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP 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 12.2.1.19.0, specifically affecting its Security and Authentication mechanisms. This flaw represents a critical failure in access control protocols, allowing unauthenticated attackers to bypass security checks entirely. The attack vector is network-based via the Internet Inter-ORB Protocol (IIOP), which is commonly used for remote method invocation in Java Enterprise environments. Because the vulnerability permits exploitation without prior authentication or user interaction, it falls under the category of high-severity issues that can be leveraged by threat actors with basic networking capabilities to gain unauthorized access to the underlying system infrastructure.
From a technical perspective, the root cause likely involves insufficient validation of incoming IIOP requests before they are processed by the application server's security layer. This allows maliciously crafted packets to execute privileged operations or trigger code paths that should be restricted to authenticated users. The absence of proper authentication checks at this stage means that an attacker can interact directly with sensitive administrative functions, data retrieval mechanisms, or configuration settings without providing valid credentials. Such a flaw is characteristic of improper access control vulnerabilities where the system fails to enforce appropriate restrictions on unauthenticated entities, leading to a complete breakdown in security boundaries.
The operational impact of exploiting this vulnerability is severe, as indicated by the CVSS 3.1 Base Score of 9.8 out of 10. This score reflects high impacts across confidentiality, integrity, and availability. A successful exploitation results in full takeover of the Oracle Reports Developer instance, granting the attacker unrestricted control over the application server environment. This level of access enables the exfiltration of sensitive corporate data, modification or deletion of critical reports and configurations, and potentially using the compromised system as a pivot point for further attacks against other networked assets. The high availability impact suggests that exploitation could also lead to denial-of-service conditions, disrupting business operations dependent on reporting services.
In terms of industry standards classification, this vulnerability aligns with CWE-287: Improper Authentication and CWE-306: Missing Authentication for Critical Function. These classifications highlight the fundamental failure in verifying user identity before granting access to critical resources. Furthermore, from a tactical perspective related to the MITRE ATT&CK framework, this exploit facilitates initial access through network service exploitation (T1190) and potentially enables privilege escalation if additional local vulnerabilities are chained with this remote code execution capability. The ability to operate via IIOP also suggests potential alignment with techniques involving distributed component object model or Java Remote Method Invocation protocols often targeted in enterprise environments.
Mitigation strategies must prioritize immediate remediation due to the high severity and ease of exploitation. Oracle should apply the latest security patches that address the authentication bypass flaw within the Fusion Middleware components. In the interim, organizations running version 12.2.1.19.0 should restrict network access to IIOP ports using firewall rules or intrusion prevention systems to limit exposure to untrusted networks. Additionally, implementing strict input validation and ensuring that all administrative interfaces require robust multi-factor authentication can reduce the attack surface. Regular vulnerability scanning and penetration testing focused on middleware components are essential to detect similar misconfigurations before they can be exploited by adversaries seeking initial footholds in enterprise environments.