CVE-2026-1547CWE-74CWE-77

Totolink A7000R cstecgi.cgi setUnloadUserData command injection

Medium · published January 28, 2026

CVSS v4.0
5.3
EPSS
3%
Percentile
87.5
In the wild
Unconfirmed
What it is

A vulnerability was detected in Totolink A7000R 4.1cu.4154. This affects the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument plugin_name results in command injection. It is possible to launch the attack remotely. The exploit is now public 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
0.03052 · 87.5th 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
2026-01-28T22:02Z
EPSS history
Timeline
  • 28 JAN 22:02Z
    Totolink A7000R cstecgi.cgi setUnloadUserData command injection
    cvelistv5