CVE-2026-5030
Medium
Description
A vulnerability has been found in Totolink NR1800X 9.1.0u.6279_B20210910. This issue affects the function NTPSyncWithHost of the file /cgi-bin/cstecgi.cgi of the component Telnet Service. The manipulation of the argument host_time leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
SeverityMedium
CVSS6.3
Exploit probability—
ProductTotolink Nr1800x Firmware
PublishedMar 29, 2026
First seenMar 29, 2026
Weakness typeCWE-77Command injectionCWE-74Injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| totolink nr1800x_firmware | 9.1.0u.6279_b20210910 | — |
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