CVE-2026-36741High· 7.2▾ TwilightU-SPEED AC1200 Gigabit Wi-Fi Router (Model: T18-21K) V1.0 is vulnerable to Command Injection. The Network Time Protocol (NTP) configuration interface does not properly sanitize user-supplied input. An authenticated user with permission t…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 39.6 · likelihood 0.4 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 4.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
2.1%
U-SPEED AC1200 Gigabit Wi-Fi Router (Model: T18-21K) V1.0 is vulnerable to Command Injection. The Network Time Protocol (NTP) configuration interface does not properly sanitize user-supplied input. An authenticated user with permission to configure NTP settings can inject arbitrary system commands through crafted input fields. These commands are executed with elevated privileges, leading to potential full system compromise.
t18-21k_firmware = 1.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-36738Medium· 6.8U-SPEED AC1200 Gigabit Wi-Fi Router (Model: T18-21K) V1.0 is vulnerable to Incorrect Access Control
CVE-2025-13799Medium· 6.3A vulnerability has been found in ADSLR NBR1005GPEV2 250814-r037c
CVE-2025-13797Medium· 6.3A vulnerability was detected in ADSLR B-QE2W401 250814-r037c
CVE-2019-25029Critical· 9.8In Versa Director, the command injection is an attack in which the goal is execution of arbitrary commands on the host operating system via a vulnerable application
CVE-2018-19949Critical· 9.8If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands
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