CVE-2026-62609 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 TCP 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 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 security deficiency that undermines the fundamental integrity of the application's access control systems. The nature of this weakness allows for an unauthenticated attacker to exploit the system remotely over TCP network connections without requiring any prior credentials or user interaction. Such conditions classify the vulnerability as highly dangerous, enabling adversaries who have basic network connectivity to gain unauthorized entry into the environment.
From a technical perspective, the root cause likely involves insufficient validation of authentication requests or a failure in enforcing security policies during the initial handshake or request processing phase. This allows malicious actors to bypass standard login procedures and execute arbitrary operations within the context of the application server. The absence of required user interface interaction means that automated exploitation tools can be deployed effectively against vulnerable instances, significantly lowering the barrier for entry for less sophisticated threat actors while remaining highly accessible to advanced persistent threats seeking initial footholds in enterprise networks.
The operational impact of this vulnerability is severe, as indicated by a CVSS 3.1 Base Score of 9.8 out of 10. This high score reflects critical impacts on confidentiality, integrity, and availability. A successful exploitation leads directly to the complete takeover of Oracle Reports Developer. In practical terms, this means an attacker can execute arbitrary code with the privileges granted to the application process, potentially leading to data exfiltration, modification or destruction of sensitive reports and configurations, and disruption of reporting services for end-users. The compromise extends beyond the immediate component, as attackers may leverage the compromised server as a pivot point to launch further attacks against other systems within the internal network architecture.
In terms of industry standard classifications, this vulnerability aligns with CWE-287 Improper Authentication, where an actor is able to impersonate another user or bypass authentication mechanisms entirely. Furthermore, from the perspective of the MITRE ATT&CK framework, this flaw facilitates Initial Access through Network Service Exploitation and potentially Privilege Escalation if the application runs with elevated system privileges. The ability to take over the service also opens pathways for Persistence by installing backdoors or modifying configuration files to maintain access even after patches are applied or services are restarted.
Mitigation strategies must prioritize immediate remediation due to the remote exploitable nature and high severity of this issue. Oracle should be consulted for the latest security patch updates that address the authentication bypass flaw in version 12.2.1.19.0. Until a permanent fix is applied, organizations should implement strict network segmentation rules to restrict TCP access to the Oracle Reports Developer service exclusively from trusted IP addresses or internal subnets. Additionally, deploying Web Application Firewalls with specific rule sets designed to detect and block anomalous authentication requests can provide an additional layer of defense against exploitation attempts. Regular auditing of access logs is also recommended to identify any signs of unauthorized access activity that may have occurred prior to patching.