CVE-2026-61007 in WebCenter Sites
Summary
by MITRE • 08/19/2026
Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Sites. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Sites accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 08/19/2026
The identified vulnerability resides within the Oracle WebCenter Sites component of the Oracle Fusion Middleware suite, specifically affecting versions 12.2.1.4.0 and 14.1.2.0.0. This security flaw represents a critical risk to organizations relying on this content management system for digital experience delivery. The core issue stems from an authentication bypass mechanism that allows unauthenticated actors to interact with sensitive application functions over the HTTP protocol. Because the vulnerability does not require user interaction or prior credentials, it significantly lowers the barrier for exploitation, enabling remote attackers who have network access to the target infrastructure to initiate attacks directly against the web server interface.
From a technical perspective, this flaw aligns closely with CWE-287, which describes Improper Authentication, and potentially CWE-306, Missing Authentication for Critical Function. The attacker can leverage standard HTTP requests to bypass security controls that should restrict access to administrative or data-retrieval endpoints. By exploiting the lack of proper validation on incoming network traffic, an adversary can traverse into areas of the application intended only for authorized users. This type of vulnerability is often categorized under ATT&CK technique T1078, Valid Accounts, although in this specific case, it allows access without valid credentials initially, effectively granting unauthorized privileges through a logic error or misconfiguration rather than stolen identity theft.
The operational impact of successfully exploiting this vulnerability is severe, as indicated by the CVSS 3.1 Base Score of 7.5 with high confidentiality impacts. A successful attack results in complete compromise of data integrity and availability within the scope of Oracle WebCenter Sites. Attackers can extract critical business information, customer data, or proprietary content stored within the system without detection. The absence of impact on integrity and availability suggests that while the attacker gains read access to all accessible data, they may not immediately be able to modify configurations or disrupt service uptime through this specific vector alone. However, the exposure of sensitive data poses significant regulatory compliance risks under frameworks such as GDPR, HIPAA, or PCI-DSS, depending on the nature of the stored information.
Mitigation strategies must prioritize immediate patching and network-level controls. Oracle has likely released a security patch for these affected versions that addresses the authentication logic flaw; applying this update is the most effective remediation step. In environments where patching cannot be implemented immediately due to operational constraints, organizations should implement strict access control lists on firewalls or web application firewalls to restrict HTTP traffic from untrusted networks to the Oracle WebCenter Sites endpoints. Additionally, enabling multi-factor authentication for any remaining authenticated interfaces and conducting a thorough audit of user permissions can help limit the blast radius if an exploitation attempt occurs. Regular vulnerability scanning focused on middleware components is also recommended to detect similar misconfigurations before they are exploited by malicious actors.