CVE-2026-46802

Oracle · WebCenter Portal

A critical vulnerability in the Oracle WebCenter Portal Security Framework allows a low-privileged, network-based attacker to achieve full system takeover.

Executive summary

A critical vulnerability in the Oracle WebCenter Portal Security Framework exposes the application to full compromise, allowing low-privileged attackers to gain unauthorized control.

Vulnerability

The flaw exists within the Security Framework component, which is susceptible to exploitation by an authenticated attacker with low privileges via network access.

Business impact

With a CVSS score of 9.9, this vulnerability represents a critical threat. Because it involves the Security Framework, successful exploitation could bypass existing authentication or authorization controls, potentially compromising the entire portal environment and any data managed therein.

Remediation

Immediate Action: Apply the latest security patches provided by Oracle to address the Security Framework vulnerability.

Proactive Monitoring: Monitor for unusual administrative activity or unauthorized access attempts within the WebCenter Portal logs.

Compensating Controls: Leverage WAF rules designed to identify and block common exploit vectors targeting portal frameworks and authentication modules.

Exploitation status

Public Exploit Available: No

Analyst recommendation

Addressing this vulnerability is critical for maintaining the security posture of the portal environment. Administrators are advised to apply the necessary patches immediately to mitigate the risk of full system takeover and unauthorized access.