CVE-2025-63468: Totolink LR350 Firmware

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter in the sub_426EF8 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Affected products

• Totolink LR350 Firmware: version 9.3.5u.6369_b20220309 only

Published 2025-10-31. Last modified 2026-06-17.