CVE-2026-121933
CriticalCVSS 10.0Summary
A flaw has been found in Linksys E5350 1.0.00.037. This impacts the function save_settings of the file /wizard/apply.cgi of the Setup Wizard component. Manipulating the wizard_router_pwd argument can lead to missing authentication. The attack may be launched remotely, and the exploit has been published and may be used.
Risk Assessment
Missing authentication in the setup wizard may allow unauthorized users to change router settings, potentially leading to device or network compromise. The vendor did not respond to the disclosure, so a fix may not be available.
Recommendation
Restrict access to the router management interface to trusted networks, consider disabling the setup wizard, or upgrade to firmware containing a fix if available. Monitor traffic to the device and apply network segmentation.
Other vulnerabilities in Linksys E5350
Original NVD description (English source)
A flaw has been found in Linksys E5350 1.0.00.037. This impacts the function save_settings of the file /wizard/apply.cgi of the component Setup Wizard. Executing a manipulation of the argument wizard_router_pwd can lead to missing authentication. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS