CVE-2026-1327CWE-74CWE-77

Totolink NR1800X POST Request cstecgi.cgi setTracerouteCfg command injection

Medium · published January 22, 2026

CVSS v4.0
5.3
EPSS
3%
Percentile
86.7
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in Totolink NR1800X 9.1.0u.6279_B20210910. This issue affects the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Such manipulation of the argument command leads to command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.02874 · 86.7th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-01-22T14:02Z
EPSS history
Timeline
  • 22 JAN 14:02Z
    Totolink NR1800X POST Request cstecgi.cgi setTracerouteCfg command injection
    cvelistv5