CVE-2026-5689CWE-77CWE-78

Totolink A7100RU cstecgi.cgi setNtpCfg os command injection

Medium · published April 6, 2026

CVSS v4.0
6.9
EPSS
2%
Percentile
81.2
In the wild
Unconfirmed
What it is

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. The affected element is the function setNtpCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument tz results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.02060 · 81.2th 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
2026-04-06T22:30Z
EPSS history
Timeline
  • 06 APR 22:30Z
    Totolink A7100RU cstecgi.cgi setNtpCfg os command injection
    cvelistv5