EUVD-2026-16549CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
3Description
Hidden functionality issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to gain access to the product’s debugging functionality, resulting in the execution of arbitrary OS commands.
Analysis
BUFFALO Wi-Fi router products contain hidden debugging functionality that permits authenticated attackers with high-level privileges to execute arbitrary operating system commands remotely. The vulnerability affects an unspecified range of BUFFALO's router lineup and carries a CVSS score of 7.2, requiring high privileges (PR:H) but low attack complexity over the network. …
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Remediation
Within 24 hours: Identify all BUFFALO Wi-Fi router models in production and document their current firmware versions and administrative user accounts. Within 7 days: Restrict administrative console access to a segregated management network and enforce multi-factor authentication on all router admin accounts; review audit logs for unauthorized administrative sessions. …
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External POC / Exploit Code
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