SEPTEMBER 17, 2026
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Case File

CVE-2026-83040

CRITICAL · CVSS 9.6 EPSS 0.43% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A critical vulnerability exists in Oracle WebCenter Portal, specifically within the Portlet Services component of Oracle Fusion Middleware, affecting versions 12.2.1.4.0 and 14.1.2.0.0. This easily exploitable flaw allows an unauthenticated attacker to compromise the portal through SOAP, requiring human interaction from a third party, and can lead to a complete takeover, impacting confidentiality, integrity, and availability. Organizations using the affected versions should prioritize immediate remediation to mitigate potential risks to their systems and data.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-83040
Severity
CRITICAL
CVSS
9.6
EPSS
0.43%
Oracle

Original NVD Description

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services). 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 SOAP to compromise Oracle WebCenter Portal. Successful attacks require human interaction from a person other than the attacker and 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 9.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H).