CVE-2026-81478 identifies a Use of Hard-coded Cryptographic Key vulnerability in Dell OpenManage Server Administrator Managed Node for Windows. Versions before 11.1.0.3 embed cryptographic keys directly in the software, which can be exploited remotely without authentication. This exposure could lead to unauthorized access, compromising confidentiality, integrity, and availability of the affected system. The vulnerability is rated high severity with a CVSS 3.1 score of 8.1, reflecting network attack vector, high impact on confidentiality, integrity, and availability, and requiring no privileges or user interaction.

An unauthenticated attacker with remote access could exploit the hard-coded cryptographic key to gain unauthorized access to the system. This could result in full compromise of confidentiality, integrity, and availability of the affected Dell OpenManage Server Administrator Managed Node.

A fix is available in Dell OpenManage Server Administrator Managed Node version 11.1.0.3 and later. Users should upgrade to version 11.1.0.3 or above to remediate this vulnerability. No vendor advisory content was provided to indicate alternative mitigations or temporary fixes.