CVE-2026-46803 – Oracle WebCenter Portal

CVSS 10 CRITICAL Critical or Zero Day – Immediate Deployment

“A portal with this many critical risks can expose the business fast.”

Oracle WebCenter Portal has been updated to address ten critical vulnerabilities affecting the platform. CVE-2026-46803 and CVE-2026-46846 each have a CVSS score of 10.0, which is Critical severity. CVE-2026-46765, CVE-2026-46767, CVE-2026-46802, CVE-2026-46814, CVE-2026-46838, CVE-2026-46844, and CVE-2026-46847 each have a CVSS score of 9.9, which is Critical severity. CVE-2026-46845 has a CVSS score of 9.8, which is Critical severity.

This patch addresses a concentrated set of severe security weaknesses in Oracle WebCenter Portal. No verified exploitation information was provided for these vulnerabilities.

Key Details

Affected Product
Oracle Webcenter Portal
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
CWE Classification
CWE-306
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