CVE-2026-47616 in Dynamo
Summary
by MITRE • 08/04/2026
NVIDIA Dynamo for Linux contains a vulnerability in the multimodal media fetcher where an attacker may cause server-side request forgery. A successful exploit of this vulnerability might lead to information disclosure.
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Analysis
by VulDB Data Team • 08/04/2026
The vulnerability identified in NVIDIA Dynamo for Linux represents a critical security flaw within the multimodal media fetcher component that enables server-side request forgery attacks. This issue stems from inadequate input validation and sanitization mechanisms within the media fetching functionality, allowing malicious actors to manipulate the system's behavior by crafting specially crafted requests. The vulnerability specifically affects the server-side processing of multimedia content retrieval operations where the application fails to properly validate external resource references, creating an attack surface that can be exploited to access internal network resources or sensitive data.
From a technical perspective, the flaw manifests when the multimodal media fetcher processes user-supplied URLs or resource identifiers without sufficient validation controls. This allows attackers to inject malicious URIs that bypass normal access controls and potentially reach internal systems that should remain isolated from external threats. The vulnerability aligns with CWE-918, which categorizes server-side request forgery as a critical weakness where applications fail to properly validate and sanitize user-provided input that influences network requests. The attack vector typically involves crafting malicious media references that cause the system to fetch content from unintended destinations, potentially exposing internal services or sensitive information stored within the organization's network infrastructure.
The operational impact of this vulnerability extends beyond simple information disclosure, as it can enable more sophisticated attacks including internal network reconnaissance, lateral movement, and potential data exfiltration. Attackers could leverage this weakness to probe internal systems, identify running services, or access confidential resources that are normally protected by network segmentation controls. The implications are particularly severe in enterprise environments where NVIDIA Dynamo for Linux may be deployed as part of multimedia processing pipelines, content management systems, or digital asset management platforms that handle sensitive corporate or user data. This vulnerability undermines the fundamental security boundaries of the system and creates opportunities for attackers to escalate privileges or access restricted resources through indirect means.
Security mitigations should focus on implementing robust input validation controls within the multimodal media fetcher component, including strict URI validation, protocol enforcement, and network access restrictions. Organizations should deploy network segmentation measures to limit the connectivity of affected systems and implement proper access controls that prevent unauthorized internal resource access. The solution approach aligns with ATT&CK technique T1566 which covers server-side request forgery as a method for bypassing security controls. Additionally, regular security updates and patches from NVIDIA should be applied promptly, while implementing monitoring solutions to detect anomalous media fetching patterns that might indicate exploitation attempts. Organizations should also consider implementing web application firewalls and network-based intrusion detection systems to provide additional layers of protection against this class of vulnerability.