Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Oracle describes easily exploitable unauthenticated HTTP-based full takeover, so AV:N/AC:L/PR:N/UI:N with high C/I/A; scope unchanged as compromise stays within the SDP system.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.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 HTTP 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).
AnalysisAI
Complete takeover of Oracle Service Delivery Platform (Fusion Middleware, Messaging Enabler component) is achievable by remote unauthenticated attackers over HTTP, per Oracle's July 2026 Critical Patch Update. Affecting supported versions 12.2.1.4.0 and 14.1.2.0.0, the flaw carries a CVSS 3.1 base score of 9.8 with full confidentiality, integrity, and availability impact. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but the trivial exploitability and unauthenticated network reach make it a high-priority patching item.
Technical ContextAI
Service Delivery Platform (SDP) is part of the Oracle Communications / Fusion Middleware stack used by telecom operators to expose network services (messaging, presence, charging) to applications. The affected component, Messaging Enabler, handles messaging service integration and is reachable over HTTP. Oracle did not assign a CWE (listed N/A) and provided no root-cause class, but the 'takeover' outcome with full C/I/A impact over an unauthenticated HTTP vector is consistent with an injection, deserialization, or authentication-bypass class flaw typical of Java/Fusion Middleware exposed endpoints. Oracle's advisory-style scoring and the 'Information Disclosure' tag suggest sensitive data exposure is one facet of the broader compromise.
RemediationAI
Apply the fixes from Oracle's July 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpujul2026.html); patch available per vendor advisory, though Oracle does not publish a discrete post-patch version string for SDP, so apply the CPU bundle appropriate to your 12.2.1.4.0 or 14.1.2.0.0 installation. Because the vector is unauthenticated HTTP against the Messaging Enabler, until patching is complete restrict network reachability of the SDP/Messaging Enabler HTTP endpoints to trusted management networks or place them behind an authenticating reverse proxy or WAF - trade-off is that legitimate downstream messaging integrations traversing those endpoints may break and must be allow-listed. Avoid exposing SDP directly to the internet. Oracle CPUs are cumulative, so the July 2026 update also carries prior fixes and should not be partially applied.
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-46792
GHSA-g2w7-3mf3-r8qj