CVE-2026-5679CWE-77CWE-78

Totolink A3300R cstecgi.cgi vsetTr069Cfg os command injection

Medium · published April 6, 2026

CVSS v4.0
5.1
EPSS
2%
Percentile
84.5
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_B20221024. The impacted element is the function vsetTr069Cfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument stun_pass leads to os command injection. The exploit has been disclosed publicly and may be used.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.02492 · 84.5th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-04-06T19:00Z
EPSS history
Timeline
  • 06 APR 19:00Z
    Totolink A3300R cstecgi.cgi vsetTr069Cfg os command injection
    cvelistv5