CVE-2026-20325 in Nexus Dashboard
Summary
by MITRE • 09/16/2026
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Nexus Dashboard engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20325 are related to improper neutralization of special elements used in a command issue that are grouped under the Common Weakness Enumeration (CWE) CWE-77.
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Analysis
by VulDB Data Team • 09/16/2026
Cisco Nexus Dashboard has been updated through a software hardening release designed to address multiple internally discovered vulnerabilities, with CVE-2026-20325 representing one of the critical issues resolved in this update. This specific vulnerability is classified under Common Weakness Enumeration identifier CWE-77, which denotes Improper Neutralization of Special Elements used in a Command, commonly known as command injection. The root cause lies within the application's handling of user-supplied input where special characters or commands are not adequately sanitized before being passed to underlying system interpreters or shell environments. This failure allows an attacker who can influence the input data to execute arbitrary operating system commands with the privileges of the vulnerable process, effectively bypassing intended security controls and gaining unauthorized access to the host system infrastructure.
The operational impact of this command injection flaw is severe, as it compromises the integrity and confidentiality of the Nexus Dashboard environment. An authenticated user or an attacker who has gained sufficient access levels can exploit this weakness to execute malicious commands that may lead to data exfiltration, modification of critical configuration files, installation of backdoors, or complete compromise of the management plane. Since Cisco Nexus Dashboard serves as a central point for managing and monitoring network infrastructure, such a breach could have cascading effects across the entire network ecosystem, potentially allowing lateral movement to other connected devices and systems that rely on this dashboard for operational oversight.
From a threat intelligence perspective, this vulnerability aligns with MITRE ATT&CK techniques related to Command and Scripting Interpreter abuse, specifically those involving indirect command execution through user input manipulation. Attackers typically leverage such weaknesses by injecting shell metacharacters or logical operators into fields that are processed without proper validation, thereby tricking the application into executing unintended commands. The presence of this flaw highlights a gap in input validation mechanisms within the affected software version, emphasizing the need for rigorous sanitization protocols and parameterized command execution strategies to prevent such injections from succeeding.
To mitigate the risks associated with CVE-2026-20325, organizations must immediately apply the recommended software hardening release provided by Cisco. In addition to patching, administrators should enforce strict access controls ensuring that only authorized personnel have administrative privileges over the Nexus Dashboard interface. Implementing web application firewalls can provide an additional layer of defense by filtering out malicious input patterns before they reach the vulnerable component. Furthermore, adopting secure coding practices such as whitelisting allowed characters and avoiding direct concatenation of user inputs into command strings will significantly reduce the attack surface for future iterations or similar vulnerabilities in other components of the platform.