Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Oracle states unauthenticated, easily exploitable network HTTPS access yielding full takeover, so AV:N/AC:L/PR:N/UI:N with C/I/A all High.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Enterprise Manager Base Platform product of Oracle Enterprise Manager (component: Agent Next Gen). Supported versions that are affected are 13.5 and 24.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Enterprise Manager Base Platform. Successful attacks of this vulnerability can result in takeover of Oracle Enterprise Manager Base 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 product takeover in Oracle Enterprise Manager Base Platform (versions 13.5 and 24.1) allows an unauthenticated remote attacker to fully compromise the management platform via the Agent Next Gen component over HTTPS. The CVSS 3.1 base score of 9.8 reflects total loss of confidentiality, integrity, and availability with no privileges or user interaction required. There is no public exploit identified at time of analysis, and it is not listed in CISA KEV, but the trivial exploitability and full-takeover impact make this a high-priority patch item from Oracle's July 2026 Critical Patch Update.
Technical ContextAI
Oracle Enterprise Manager (OEM) is Oracle's centralized management console used to monitor and administer Oracle databases, middleware, engineered systems, and infrastructure across an enterprise. The affected component, 'Agent Next Gen,' is the modernized management agent framework through which the OEM management server communicates with monitored targets over HTTPS. Because OEM agents run with broad operational privileges and the console holds credentials and control over managed estate, a flaw in the agent-facing HTTPS interface that permits unauthenticated compromise is severe. Oracle did not assign a CWE (listed as N/A), and the advisory does not disclose the root-cause class; the 'Information Disclosure' tag plus the C:H/I:H/A:H vector suggests the flaw may enable deserialization, authentication bypass, or injection leading to remote takeover, but the exact weakness is not specified in the available data.
RemediationAI
Apply the fixes from Oracle's July 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cpujul2026.html) to Oracle Enterprise Manager Base Platform 13.5 and 24.1 as the primary remediation; the specific patched version numbers are enumerated in that advisory (patch available per vendor advisory, exact build not restated in this input, so do not assume a version). Because Oracle CPU patches must be applied promptly and OEM is a high-value control plane, prioritize this in the current patch cycle. As compensating controls until patching, restrict network access to the OEM management server and agent HTTPS ports (default 4903/4900 and console 7803/7802) so only trusted management subnets and known agents can reach them, place the OEM tier behind firewall/allowlist rules and off any internet-facing path, and monitor the agent HTTPS endpoints for anomalous connections; the trade-off is that overly tight allowlisting can disrupt legitimate agent-to-OMS communication and must be validated against your agent inventory.
Full takeover of Oracle Enterprise Manager Base Platform 13.5 and 24.1 is possible by a low-privileged remote attacker v
Privileged takeover of Oracle Enterprise Manager Base Platform versions 13.5 and 24.1 is possible through the Metadata P
Privilege escalation and full takeover in Oracle Enterprise Manager Base Platform 13.5 and 24.1 (Target Management compo
Privileged takeover of Oracle Enterprise Manager Base Platform 13.5 and 24.1 is possible through the Discovery Framework
Remote code execution in Oracle Enterprise Manager Base Platform versions 13.5 and 24.1 allows unauthenticated network a
Remote takeover of Oracle Enterprise Manager Base Platform 13.5 and 24.1 is possible when an unauthenticated attacker ov
Cross-scope takeover of Oracle Enterprise Manager Base Platform 13.5 and 24.1 allows unauthenticated remote attackers to
Privileged takeover of Oracle Enterprise Manager Base Platform 13.5 and 24.1 is possible via the Deployment Library comp
Privilege-abusing compromise of the Oracle Enterprise Manager Base Platform UI Framework lets a low-privileged, network-
Full takeover of Oracle Enterprise Manager Base Platform (versions 13.5 and 24.1) is possible through the Event Manageme
Privileged remote tampering in Oracle Enterprise Manager Base Platform 13.5 and 24.1 (Install component) allows an authe
Authenticated takeover of Oracle Enterprise Manager Base Platform 13.5 and 24.1 is possible via the Agent Next Gen compo
Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-46483
GHSA-v9xh-4p5x-668r