Critical System Takeover Risk in Oracle Enterprise Manager Base Platform: Exploiting Metadata Plugin for Unauthenticated Access
Overview
A critical vulnerability in Oracle Enterprise Manager Base Platform, CVE-2026-46855, allows unauthenticated attackers to take over the system via HTTPS with a CVSS score of 9.9. Supported versions 13.5 and 24.1 are affected, posing a severe risk to enterprise environments.
Technical Analysis
The Metadata Plugin in Oracle Enterprise Manager Base Platform contains a flaw that permits low-privilege attackers to execute arbitrary code remotely through a crafted HTTPS request. This vulnerability is easily exploitable without authentication, leveraging network access to achieve system takeover. The CVSS vector (AV:N/AC:L/PR:L/UI:N/S:C) highlights its network exposure, low attack complexity, and critical impact on confidentiality, integrity, and availability.
Enterprise & DIB Impact
Defense Industrial Base and enterprise security teams must prioritize this vulnerability, as exploitation could lead to unauthorized access to sensitive infrastructure, data exfiltration, or operational disruption. The scope change risk further amplifies threats to interconnected systems within enterprise environments.
Recommended Actions
- Verify affected versions and apply Oracle's official patches immediately
- restrict network access to Metadata Plugin endpoints
- implement strict authentication mechanisms for all EM components
- monitor for suspicious HTTPS traffic patterns
- and update incident response plans to address potential system takeover scenarios.
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