Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain low-privileged infrastructure credentials
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DeliveryLogon to SDP host system
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ExploitInteract with Messaging Enabler component
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ExecutionBypass authorization controls
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PersistRead/modify restricted SDP data
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ImpactAccess data in adjacent Fusion Middleware products
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
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. |
| Exploitation Conditions | Exploitation requires an existing authenticated account with local logon access (operating system or infrastructure level) to the host where Service Delivery Platform executes - this is the hard prerequisite established by AV:L and PR:L in the CVSS vector. The vulnerability is confined to the Messaging Enabler component of SDP; only interactions with that specific component trigger the authorization bypass. Remote or unauthenticated exploitation is not possible based on the provided CVSS vector. The scope change amplifies impact in environments where multiple Oracle Fusion Middleware products share infrastructure, meaning the blast radius is larger in consolidated deployments. Key limiting factors: mandatory local system logon eliminates all external/internet attackers; low-privilege credentials must already be held or obtained (no anonymous exploitation path); the 'easily exploitable' descriptor confirms no complex chaining is needed once the access precondition is satisfied, but that precondition itself is non-trivial in hardened environments. |
| Impact | The CVSS 3.1 base score of 5.2 (Medium) accurately reflects the constrained attack surface: AV:L eliminates all remote and internet-based attackers, and PR:L requires at least low-level credentials on the SDP host, further narrowing the attacker pool to insiders or compromised service accounts. The scope change (S:C) is the most consequential signal in the vector, indicating that successful exploitation can affect adjacent Oracle Fusion Middleware products - an important consideration in shared Oracle environments where multiple products run on common infrastructure. EPSS probability data is absent from the available intelligence, preventing quantitative likelihood assessment. There is no CISA KEV listing and no public POC, placing exploitation status firmly as no public exploit identified at time of analysis. The 'easily exploitable' descriptor in the official description indicates low attack complexity once access prerequisites are met, which is consistent with AC:L. Under SSVC framing: exploitation status is none/public-none, automatable is no (requires local logon), technical impact is partial - suggesting a Scheduled patch cadence is appropriate rather than emergency response. The primary realistic threat is a malicious or compromised low-privilege local account, not an external attacker. |
| Exploit ScenarioDerived | An attacker holding a low-privileged service account or compromised developer account with local logon access to the Oracle Fusion Middleware host executes crafted operations against the Messaging Enabler component, bypassing its authorization controls. The attacker reads restricted SDP records and inserts or modifies data outside their permitted access scope, with the scope change potentially enabling equivalent unauthorized access to other Fusion Middleware products running on the same infrastructure. No public POC exists at time of analysis, so the precise exploitation mechanism requires internal knowledge of the Messaging Enabler API or reverse engineering of the component. |
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Alert meAnalysisAIv1 – Jul 22, 2026
Oracle Service Delivery Platform's Messaging Enabler component in versions 12.2.1.4.0 and 14.1.2.0.0 allows low-privileged local users to perform unauthorized read and write operations on platform data, with a documented scope change that extends impact to additional co-deployed Oracle Fusion Middleware products. The vulnerability requires only a low-privileged local account on the hosting infrastructure, making insider threats and compromised service accounts the primary risk vector. No public exploit has been identified at time of analysis; this was disclosed as part of Oracle's July 2026 Critical Patch Update.
RemediationAI
Organizations should apply Oracle's July 2026 Critical Patch Update patches for Service Delivery Platform - the exact patched release version is not independently confirmed from the available references, and Oracle's advisory at https://www.oracle.com/security-alerts/cpujul2026.html should be consulted for the specific fix version and patch installation instructions. Where immediate patching is not feasible, restrict local logon access to the infrastructure hosting Service Delivery Platform to the minimum required accounts, removing any non-essential user or service account OS-level access; this directly addresses the AV:L prerequisite and eliminates most attacker scenarios. Additionally, audit and tighten Messaging Enabler-specific access controls within the SDP configuration to enforce least-privilege on accounts that must retain access. Enable and monitor SDP and Fusion Middleware access logs for anomalous data read or modification patterns in the Messaging Enabler component. These compensating controls reduce exposure but do not remediate the underlying authorization flaw.
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.
Technical ContextAI · show details
Oracle Service Delivery Platform (SDP) is a component of Oracle Fusion Middleware designed for telecommunications and messaging enablement. The vulnerable component, Messaging Enabler, handles message routing and delivery within the platform. The CVSS vector (AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N) reveals a local privilege-boundary flaw: an attacker operating with only low-level OS or infrastructure credentials can interact with the Messaging Enabler in a way that bypasses intended access controls. The scope change (S:C) is technically significant - it indicates the authorization failure propagates beyond the SDP process boundary and can affect other Fusion Middleware products sharing the same infrastructure. No CWE identifier was provided by the reporter, but the 'Authentication Bypass' tag in the ENISA EUVD entry (EUVD-2026-46878) suggests the root cause is an authorization enforcement failure rather than a cryptographic or session management flaw - the attacker is authenticated but able to exceed their permitted data access boundary.
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Severity by source
AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Consistent with provided vector: local access with low privileges required, scope change to adjacent products, partial confidentiality and integrity impact, no availability impact.
Primary rating from Vendor (oracle).
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 low privileged attacker with logon to the infrastructure where Service Delivery Platform executes to compromise Service Delivery Platform. While the vulnerability is in Service Delivery Platform, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Service Delivery Platform accessible data as well as unauthorized read access to a subset of Service Delivery Platform accessible data. CVSS 3.1 Base Score 5.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N).
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-2026-46878
GHSA-6j24-gwh2-8qx7
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB