CVE-2026-121933Linksys E5350 Setup Wizard apply.cgi save_settings missing authentication

Descripción

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.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• VDB-431045 | Linksys E5350 Setup Wizard apply.cgi save_settings missing authentication vdb-entrytechnical-description
• VDB-431045 | CTI Indicators (IOB, IOC, IOA) signaturepermissions-required
• CVE-2026-121933 | CVE Analysis and Report third-party-advisory
• Submit #1024276 | Linksys E5350 1.0.00.037 Improper Authentication (CWE-258 / CWE-306) third-party-advisory
• https://github.com/Zimo-666/E5350-cves/tree/main/02-empty-admin-password-auth-bypass exploit
• https://www.linksys.com/ product