CVE-2025-14586: Totolink x5000r Firmware

Critical severity, CVSS 9.8. EPSS: 2.8% chance of exploitation in the next 30 days.

A vulnerability was determined in TOTOLINK X5000R 9.1.0cu.2089_B20211224. Affected by this issue is the function snprintf of the file /cgi-bin/cstecgi.cgi?action=exportOvpn&type=user. This manipulation of the argument User causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

Affected products

• Totolink x5000r Firmware: version 9.1.0cu.2089_b20211224 only

Published 2025-12-13. Last modified 2026-10-07.