CVE-2026-80356 in OpenManage Server Administrator Managed Node
Summary
by MITRE • 09/17/2026
Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains an Exposure of Sensitive Information to an Unauthorized Actor vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information exposure.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 09/17/2026
The Dell OpenManage Server Administrator (OMSA) is a comprehensive suite of management tools designed for monitoring and managing Dell servers. Versions prior to 11.1.0.3 contain a critical security flaw classified as an Exposure of Sensitive Information to an Unauthorized Actor, which aligns with the Common Weakness Enumeration identifier CWE-200. This vulnerability allows individuals who possess low-level local access privileges on the affected system to retrieve sensitive data that should otherwise be restricted to higher privileged users or administrative accounts. The presence of this flaw indicates a failure in proper access control mechanisms within the OMSA software architecture, specifically regarding how certain endpoints or configuration files handle authentication and authorization checks for information retrieval operations.
From a technical perspective, the vulnerability likely stems from insufficient validation of user roles when processing requests to sensitive system components such as hardware inventory data, firmware versions, BIOS settings, or network configurations. An attacker with local access can leverage this weakness by crafting specific API calls or interacting directly with the OMSA web interface or command-line utilities without providing adequate credentials for high-privilege operations. The lack of strict role-based access control enforcement enables these low privileged users to bypass intended security boundaries and extract confidential system details that could facilitate further attacks, such as privilege escalation or targeted exploitation of known vulnerabilities in specific hardware components identified through the exposed information.
The operational impact of this vulnerability is significant for organizations relying on Dell infrastructure for critical workloads. The exposure of sensitive server configuration data can lead to a compromise of overall system integrity and confidentiality. Attackers may use the gathered intelligence to map out the network topology, identify outdated firmware versions that are susceptible to known exploits, or discover physical security details embedded in hardware identifiers. This information disclosure serves as an initial foothold for more sophisticated attacks, potentially leading to unauthorized control over server resources, data theft, or disruption of services if combined with other vulnerabilities present on the system.
To mitigate this risk, it is imperative that administrators update Dell OpenManage Server Administrator to version 11.1.0.3 or later immediately upon availability. This updated release addresses the underlying access control deficiencies and enforces stricter authentication requirements for accessing sensitive information endpoints. In addition to applying the software patch, organizations should review their local user account policies to ensure that only necessary personnel have local administrative privileges on servers running OMSA. Implementing principle of least privilege across all system accounts reduces the attack surface available to potential adversaries who might attempt to exploit this or similar vulnerabilities. Regular security audits and monitoring for unusual access patterns related to management interfaces can also help detect any attempted exploitation activities early in the kill chain, aligning with ATT&CK techniques involving unauthorized access to credentials or sensitive information such as T1003 or T1528 depending on the specific method of data exfiltration.