CVE-2016-1134: Buffalotech Bhr-4grv2 Firmware

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability on BUFFALO BHR-4GRV2 devices with firmware 1.04 and earlier, WEX-300 devices with firmware 1.90 and earlier, WHR-1166DHP devices with firmware 1.90 and earlier, WHR-300HP2 devices with firmware 1.90 and earlier, WHR-600D devices with firmware 1.90 and earlier, WMR-300 devices with firmware 1.90 and earlier, WMR-433 devices with firmware 1.01 and earlier, and WSR-1166DHP devices with firmware 1.01 and earlier allows remote attackers to hijack the authentication of arbitrary users.

Affected products

• Buffalotech Bhr-4grv2 Firmware: up to and including 1.04
• Buffalotech Wex-300 Firmware: up to and including 1.90
• Buffalotech Whr-1166dhp Firmware: up to and including 1.90
• Buffalotech Whr-300hp2 Firmware: up to and including 1.90
• Buffalotech Whr-600d Firmware: up to and including 1.90
• Buffalotech Wmr-300 Firmware: up to and including 1.90
• Buffalotech Wmr-433 Firmware: up to and including 1.01
• Buffalotech Wsr-1166dhp Firmware: up to and including 1.01

Published 2016-01-22. Last modified 2026-06-17.