What is the CVSS score of EUVD-2026-79760?

EUVD-2026-79760 has a CVSS 3.1 base score of 8.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L. EPSS exploitation probability: 0.3%.

Mobile Application Server EUVD-2026-79760

| CVE-2026-83461 HIGH

Missing Authentication for Critical Function (CWE-306)

2026-09-15 secalert_us@oracle.com

GHSA-hm54-gfqc-2v44

Authentication Bypass Denial Of Service Oracle Mobile Application Server

8.2

CVSS 3.1 · Vendor: oracle

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Vulnerability Assessment

Weakness

CWE

CWE-306

OWASP Top 10:2025

A07:2025 - Authentication Failures

ASVS 5.0

V6 - Authentication Authentication required for critical functions

MITRE ATT&CK

1 technique across 1 tactic: Initial Access

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

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 15, 2026

Unauthenticated TCP network access to the Oracle Mobile Application Server component (MWA Terminal Server) in Oracle E-Business Suite 12.2.3 through 12.2.15 lets an attacker bypass authentication details and gain unrestricted read access to data reachable by that service while also degrading its availability. The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N, C:H/I:N/A:L, base 8.2) confirms no credentials or victim interaction are needed, making exploitation trivially automatable once the middle-tier service is reachable. No public exploit code or CISA KEV entry was present in the supplied intelligence, and no EPSS score was provided, so active exploitation is unconfirmed at time of analysis.

Affected VersionsENISA

Oracle Mobile Application Server 12.2.3 ≤12.2.15

Affected Packages

euvd oracle_mobile_application_server 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 8.2 HIGH

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

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

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

Low

DescriptionCVE.org

Vulnerability in the Oracle Mobile Application Server product of Oracle E-Business Suite (component: MWA Terminal Server). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Mobile Application Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Mobile Application Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Mobile Application Server. CVSS 3.1 Base Score 8.2 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L).

Threat Intelligence Overview

EPSS Score

0.3%

Top 73% exploitable

Data Quality

4 sources

Confidence: Medium

EUVD 🇯🇵JVN

NVD

CVE.org

EPSS

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 HIGH

CISA KEV No

Public POC No

EPSS 0.3%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

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.