Platform
windows
Component
lenovo-diagnostics
Fixed in
5.26.0
4.7.1.4
CVE-2026-0827 describes a security vulnerability found within Lenovo Diagnostics and the HardwareScanAddin component of Lenovo Vantage. This flaw allows a local, authenticated user to perform arbitrary file writes with elevated privileges, potentially leading to system compromise. The vulnerability affects versions ranging from 0.0.0 through 5.26.0. A patch is available in version 5.26.0.
A security vulnerability (CVE-2026-0827) has been identified in Lenovo Diagnostics and the HardwareScanAddin used within Lenovo Vantage. This vulnerability allows a local, authenticated user with elevated privileges to perform arbitrary file writes during installation or when utilizing the hardware scan feature. This could lead to modification or replacement of critical system files, potentially compromising data integrity and confidentiality. The vulnerability's severity is rated as 7.1 according to CVSS. It's important to note that this vulnerability requires local authentication, meaning an attacker must have legitimate access to the system to exploit it. The absence of a KEV (Knowledge Enrichment Vector) indicates limited information is currently available regarding this vulnerability, and caution is advised.
The vulnerability manifests during the installation process of Lenovo Diagnostics or when executing a hardware scan function within Lenovo Vantage. An authenticated user with elevated privileges could manipulate input parameters to force data writes to arbitrary locations within the file system. The success of exploitation depends on the attacker's ability to bypass security checks implemented within the software. Insufficient input validation is the root cause of this vulnerability. While requiring authentication, the potential for privilege escalation makes it a significant concern for system administrators and end-users.
Exploit Status
EPSS
0.02% (4% percentile)
CISA SSVC
CVSS Vector
Lenovo has released a fix in version 5.26.0 of Lenovo Diagnostics and Lenovo Vantage. All users are strongly encouraged to update to this version as soon as possible to mitigate the risk of exploitation. The update can be downloaded from the Lenovo support website or through Lenovo Vantage. Additionally, review local security policies to ensure only authorized users have access to system diagnostic tools. Monitoring system logs for suspicious activity related to Lenovo Diagnostics can also aid in detecting and preventing potential attacks. Applying security patches is a fundamental practice for maintaining system security.
Actualice Lenovo Diagnostics a la versión 5.26.0 o posterior, o a la versión 4.7.1.4 o posterior. Descargue la actualización desde el sitio web de soporte de Lenovo o a través de Lenovo Vantage. Esta actualización corrige la vulnerabilidad de escritura de archivos arbitrarios.
Vulnerability analysis and critical alerts directly to your inbox.
Lenovo Vantage is a pre-installed application on many Lenovo laptops that provides tools for system configuration, diagnostics, and updates.
You can check the version of Lenovo Vantage and Lenovo Diagnostics within the application or in Windows update history.
If you cannot update immediately, limit access to Lenovo Diagnostics and Lenovo Vantage to trusted users.
Currently, there are no specific detection tools available. It is recommended to monitor system logs for suspicious activity.
CVE-2026-0827 is a unique identifier assigned to this vulnerability by the Common Vulnerabilities and Exposures (CVE) list.
Upload your dependency file and we'll tell you instantly if this and other CVEs hit you.