CVE-2026-82160 in Wyse Management Suite
Summary
by MITRE • 11/03/2026
Dell Wyse Management Suite, versions prior to 2609.0.0.155, contain an Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Script injection.
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Analysis
by VulDB Data Team • 11/04/2026
The Dell Wyse Management Suite, specifically versions prior to 2609.0.0.155, contains a critical web application security flaw classified as Improper Neutralization of Input During Web Page Generation, commonly known as Cross-site Scripting or XSS. This vulnerability stems from the software's failure to adequately sanitize user-supplied input before processing it for inclusion in dynamically generated web pages. In modern enterprise environments where Dell Wyse Management Suite is deployed to manage thin clients and endpoint devices, the management interface serves as a central point of control. When an attacker can inject malicious scripts into this interface, they bypass traditional network perimeter defenses by leveraging the trust that users and administrators place in the legitimate application context. The presence of this flaw indicates a fundamental weakness in the input validation logic within the web server components responsible for rendering administrative dashboards or configuration pages.
From a technical perspective, the vulnerability allows for Script injection through unsanitized parameters passed to the web interface. This typically occurs when user inputs such as search queries, form fields, or URL parameters are reflected directly into HTML output without proper encoding or escaping of special characters like angle brackets and quotes. An attacker with local access on the network segment hosting the management suite can craft a malicious payload designed to execute arbitrary JavaScript code within the victim's browser session. This execution occurs in the context of the trusted domain, granting the injected script elevated privileges relative to standard web content. The attack vector is classified as low privilege and requires local access, which suggests that the attacker must have some level of network connectivity or physical proximity to interact with the management interface, potentially through a compromised endpoint on the same subnet or via social engineering tactics targeting administrators who log into the system.
The operational impact of this vulnerability extends beyond simple script execution. By exploiting Cross-site Scripting, an attacker can perform session hijacking by stealing administrative cookies or authentication tokens stored in the browser's local storage or cookie jar. This allows the adversary to impersonate legitimate users and gain unauthorized access to sensitive management functions without needing valid credentials. Furthermore, the injected scripts can redirect administrators to phishing sites designed to harvest additional login information or system configuration details. In a broader security context, this vulnerability facilitates persistent attacks if stored XSS is involved, where malicious content is saved on the server and executed every time an administrator views the affected page. This compromises the confidentiality, integrity, and availability of the managed endpoint infrastructure, potentially leading to widespread compromise of connected thin clients or endpoints under management control.
To mitigate these risks, organizations must prioritize immediate patching by upgrading Dell Wyse Management Suite to version 2609.0.0.155 or later, where input validation mechanisms have been strengthened to neutralize malicious payloads before they reach the browser rendering engine. In addition to software updates, implementing a Web Application Firewall can provide an additional layer of defense by filtering out known attack patterns associated with script injection. Security teams should also enforce strict Content Security Policy headers within the management interface to restrict the sources from which scripts can be loaded and executed. Regular security audits focusing on input validation practices are essential to prevent similar flaws in future releases, ensuring that all user inputs are rigorously validated against expected formats and encoded appropriately for their specific context within HTML output.
This vulnerability aligns with CWE-79, Improper Neutralization of Input During Web Page Generation, which highlights the failure to neutralize special elements used in web pages. From a tactical perspective, it maps to MITRE ATT&CK techniques such as T1059 Command and Scripting Interpreter for executing arbitrary code within the browser environment and T1534 Internal Spearphishing if used to deceive administrators into clicking malicious links or interacting with compromised interfaces. Addressing this issue requires a holistic approach combining timely patch management, network segmentation to limit local access vectors, and continuous monitoring of administrative console activity for signs of exploitation attempts.