What is the CVSS score of EUVD-2026-37337?

EUVD-2026-37337 has a CVSS 3.1 base score of 9.9 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Oracle Webcenter Portal EUVD-2026-37337

| CVE-2026-46844 CRITICAL

Improper Access Control (CWE-284)

2026-06-16 oracle

Authentication Bypass Oracle Oracle Webcenter Portal Oracle Corporation

9.9

CVSS 3.1 · Vendor: oracle

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Vulnerability Assessment

Weakness

CWE

CWE-284

MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.

No patch listed yet 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 16, 2026

Account takeover in Oracle WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0 allows an authenticated low-privileged attacker to fully compromise the Portal over HTTPS and, due to a scope change, impact additional downstream products. Oracle rates the issue CVSS 9.9 and shipped fixes in the June 2026 Critical Patch Update; no public exploit identified at time of analysis, but the 'easily exploitable' wording and broad scope make this a high-priority Oracle CPU item.

Affected VersionsENISA

Oracle WebCenter Portal 12.2.1.4.0

Oracle WebCenter Portal 14.1.2.0.0

Affected Packages

euvd oracle_webcenter_portal no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (oracle) PRIMARY 9.9 CRITICAL

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Primary rating from Vendor (oracle) · only source for this CVE.

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

DescriptionCVE.org

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework). 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 HTTPS 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).

Executive ViewAI

Why It Matters

Oracle WebCenter Portal vulnerability CVE-2026-46844 (CVSS 9.9) allows account takeover with potential scope expansion to downstream systems. Organizations running WebCenter Portal 12.2.1.4.0 or 14.1.2.0.0 face critical risk of unauthorized portal access and lateral movement to dependent applications. Immediate patching is required to prevent complete system compromise.

Recommended Action

Within 24 hours: Identify all systems running Oracle WebCenter Portal 12.2.1.4.0 or 14.1.2.0.0. Within 7 days: Deploy Oracle June 2026 Critical Patch Update to all affected WebCenter Portal instances. Within 30 days: Verify patch deployment across all systems and audit for unauthorized access.

Business Impact: Severe

Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score

0.5%

Top 62% exploitable

Data Quality

6 sources

Confidence: High

EUVD

NVD

CVE.org

EPSS

Vulnrichment

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity CRITICAL

CISA KEV No

Public POC No

EPSS 0.5%

Patch available No

Active threat No

Deciding rule

CRITICAL severity

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.