Vulnerability Assessment
| Weakness |
CWE
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. |
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Alert meAnalysisAIv1 – Jul 22, 2026
Complete takeover of Oracle Communications Service Delivery Platform (Messaging Enabler component) versions 12.2.1.4.0 and 14.1.2.0.0 is possible by an unauthenticated remote attacker reaching the server over the T3 or IIOP protocols. The CVSS 3.1 base score is 9.8 (AV:N/AC:L/PR:N/UI:N, full C/I/A impact), placing it among Oracle's most severe July 2026 Critical Patch Update fixes. There is no public exploit identified at time of analysis, and it is not listed in CISA KEV, but the T3/IIOP attack surface has a long history of trivially weaponized deserialization exploits.
Affected VersionsENISA
Affected Packages
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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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (oracle) · only source for this CVE.
CVSS VectorVendor: oracle
DescriptionCVE.org
Vulnerability in the Service Delivery Platform product of Oracle Fusion Middleware (component: Messaging Enabler). 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 T3, IIOP to compromise Service Delivery Platform. Successful attacks of this vulnerability can result in takeover of Service Delivery Platform. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Executive ViewAI
Oracle Communications Service Delivery Platform (Messaging Enabler) versions 12.2.1.4.0 and 14.1.2.0.0 are vulnerable to complete remote system compromise via unauthenticated network access, affecting any organization deploying this critical messaging infrastructure component. With a CVSS score of 9.8 and network-reachable attack surface on T3/IIOP protocols, this vulnerability poses an immediate risk of service disruption, data breach, and loss of control over messaging operations affecting downstream customers. The absence of available patches compounds the urgency of implementing interim containment measures.
Within 24 hours, inventory all systems running Oracle Communications Service Delivery Platform Messaging Enabler versions 12.2.1.4.0 or 14.1.2.0.0, document network locations, and immediately implement firewall rules to restrict T3 and IIOP protocol access to trusted administrative networks only; block all external access to these protocols. Within 7 days, deploy network-based IDS/IPS signatures to detect T3/IIOP exploitation attempts, establish continuous monitoring with alerts for protocol anomalies, contact Oracle Support daily to confirm patch availability timeline, and assess whether T3/IIOP protocols can be disabled without impacting business operations. Within 30 days, execute an upgrade plan to a patched version of Oracle Communications Service Delivery Platform once fixes are released; coordinate with business stakeholders on testing and deployment windows given the criticality of messaging infrastructure, and evaluate alternative solutions or architectural changes if patches are not forthcoming within 60 days.
Network segmentation restricting T3/IIOP protocol access to trusted administrative hosts only; firewall rules blocking all external access to affected systems; disabling T3/IIOP protocols entirely if not required for business operations; enhanced monitoring and IDS/IPS signatures to detect exploitation attempts against these protocols; asset inventory and isolation of affected systems to prevent lateral movement; preparation of upgrade procedures and non-production testing environments for immediate patch deployment upon vendor release.
Threat Intelligence Overview
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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EUVD-2026-46781
GHSA-g5xg-q9x4-wrhh
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB