CVE-2026-62627 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. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Reports Developer. While the vulnerability is in Oracle Reports Developer, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Reports Developer accessible data as well as unauthorized update, insert or delete access to some of Oracle Reports Developer accessible data. CVSS 3.1 Base Score 7.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N).
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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, specifically affecting version 12.2.1.19.0 and potentially other supported releases depending on configuration. This security flaw is categorized under authentication bypass mechanisms, where an attacker can circumvent established access controls to gain unauthorized entry into the system. The vulnerability allows a low-privileged user with network access via HTTP to compromise the integrity of the Oracle Reports Developer environment. Although the initial point of exploitation is limited in scope to this specific component, the impact extends beyond it due to shared infrastructure and data dependencies within the Fusion Middleware ecosystem. This scope change means that compromising Oracle Reports Developer can lead to a broader breach across additional products hosted on the same instance or connected systems, amplifying the risk profile significantly for organizations relying on integrated middleware solutions.
From a technical perspective, the flaw enables unauthorized access to critical data stored and managed by Oracle Reports Developer. The attacker does not require high-level privileges or user interaction to exploit this weakness, as it can be triggered remotely over HTTP without any need for social engineering or UI manipulation. This characteristic classifies the vulnerability as difficult to exploit due to its complexity in setup or specific conditions required for success, yet highly dangerous once executed because of the resulting privilege escalation and data exposure. The ability to perform unauthorized updates, inserts, or deletes on accessible data introduces severe integrity risks alongside confidentiality breaches. An adversary could alter report definitions, inject malicious scripts into reports, or delete essential configuration files, leading to operational disruption and potential lateral movement within the network if linked services are compromised through manipulated outputs.
The impact of this vulnerability is substantial, reflected in a CVSS 3.1 Base Score of 7.1, which indicates a High severity level. The vector string (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N) highlights that while the attack requires high complexity and low privileges, it has significant impacts on confidentiality with moderate impacts on integrity and no direct impact on availability in its base form. However, given the scope change mentioned, the actual operational impact may include denial of service if critical data deletion is performed or system instability caused by corrupted configurations. The unauthorized access to all Oracle Reports Developer accessible data poses a severe risk to organizations handling sensitive information, as report outputs often contain proprietary business intelligence, financial records, or personal identifiable information.
To mitigate this vulnerability, immediate patching to the latest available version of Oracle Fusion Middleware is recommended, ensuring that security patches addressing authentication flaws in Oracle Reports Developer are applied. Organizations should also implement network segmentation strategies to restrict HTTP access to middleware components from untrusted networks and enforce strict firewall rules limiting exposure to only necessary IP ranges. Additionally, deploying Web Application Firewalls with specific signatures for this vulnerability can provide an additional layer of defense by detecting and blocking exploit attempts before they reach the application server. Regular audits of user privileges within Oracle Reports Developer are essential to ensure that low-privileged accounts do not have excessive permissions that could be leveraged in conjunction with other vulnerabilities. Monitoring logs for unusual authentication patterns or data modification events can aid in early detection of exploitation attempts, allowing security teams to respond before significant damage occurs. Aligning these remediation steps with industry standards such as CWE-287 (Improper Authentication) and ATT&CK techniques related to initial access and privilege escalation will help maintain a robust security posture against similar threats.