CVE-2026-46765: Critical severity Oracle WebCenter Portal vulnerability
Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Composer). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle WebCenter Portal. While the vulnerability is in Oracle WebCenter Portal, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle WebCenter Portal. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Restrict network access to Oracle WebCenter Portal HTTP interfaces: place the service behind a firewall or WAF, allow only trusted IPs/networks, block direct access from the public Internet, or require VPN access for administration to prevent unauthenticated HTTP access.
Event History
Frequently Asked Questions
What is the severity of CVE-2026-46765?
CVE-2026-46765 has a critical severity score of 9.9.
How do I fix CVE-2026-46765?
To fix CVE-2026-46765, update Oracle WebCenter Portal to the latest patched version.
Who is affected by CVE-2026-46765?
CVE-2026-46765 affects users running Oracle WebCenter Portal versions 12.2.1.4.0 and 14.1.2.0.0.
What type of vulnerability is CVE-2026-46765?
CVE-2026-46765 is an easily exploitable vulnerability that allows a low privileged attacker to compromise the system.
What components are impacted by CVE-2026-46765?
CVE-2026-46765 impacts the Composer component of the Oracle WebCenter Portal in Oracle Fusion Middleware.