CVE-2025-45984: B-Link Bl-AC1900 Firmware

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

Blink routers BL-WR9000 V2.4.9, BL-AC1900 V1.0.2, BL-AC2100_AZ3 V1.0.4, BL-X10_AC8 V1.0.5, BL-LTE300 V1.2.3, BL-F1200_AT1 V1.0.0, BL-X26_AC8 V1.2.8, BLAC450M_AE4 V4.0.0 and BL-X26_DA3 V1.2.7 were discovered to contain a command injection vulnerability via the routepwd parameter in the sub_45B238 function.

Affected products

• B-Link Bl-AC1900 Firmware: version 1.0.2 only
• B-Link Bl-AC2100 AZ3 Firmware: version 1.0.4 only
• B-Link Bl-f1200 AT1 Firmware: version 1.0.0 only
• B-Link Bl-LTE300 Firmware: version 1.2.3 only
• B-Link Bl-WR9000 Firmware: version 2.4.9 only
• B-Link Bl-x10 AC8 Firmware: version 1.0.5 only
• B-Link Bl-x26 AC8 Firmware: version 1.2.8 only
• B-Link Bl-x26 DA3 Firmware: version 1.2.7 only
• B-Link BLAC450M AE4 Firmware: version 4.0.0 only

Published 2025-06-13. Last modified 2026-06-17.