CVE-2026-46765

Critical · CVSS 9.9

Oracle WebCenter Portal — Improper Access Control (CWE-284) leading to full takeover / RCE via Composer component

CVSS: 9.9; nvd
EPSS: —
KEV: No
Class: other; CWE-284

Description

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).

Search profile — drives PoC discovery

Symbols WebCenter PortalComposerFusion Middleware12.2.1.4.014.1.2.0.0CWE-284CVE-2026-46765

Keywords CVE-2026-46765Oracle WebCenter Portal exploitWebCenter Portal Composer vulnerabilityOracle Fusion Middleware Composer takeoverWebCenter Portal 12.2.1.4.0 PoCWebCenter Portal 14.1.2.0.0 PoCOracle WebCenter Portal privilege escalationOracle WebCenter Portal access control bypassWebCenter Portal HTTP exploitOracle WebCenter Portal scope change RCE

Versions: 12.2.1.4.0, 14.1.2.0.0

References

https://www.oracle.com/security-alerts/cspujun2026.html

Status: enriched · ingested 2026-06-19T12:00:04.000Z · profiled 2026-06-19T12:30:04.000Z