CVE-2026-9514CWE-77CWE-78

Totolink CA750-PoE Setting cstecgi.cgi setNetworkDiag os command injection

Medium · published May 25, 2026

CVSS v4.0
5.3
EPSS
2%
Percentile
77.9
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in Totolink CA750-PoE 6.2c.510. Impacted is the function setNetworkDiag of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. The manipulation of the argument NetDiagHost/NetDiagPingNum/NetDiagPingSize/NetDiagPingTimeOut/NetDiagTracertHop is directly passed by the attacker/so we can control the NetDiagHost/NetDiagPingNum/NetDiagPingSize/NetDiagPingTimeOut/NetDiagTracertHop leads to os command injection. The attack may be initiated 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
0.01768 · 77.9th 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
2026-05-25T22:45Z
EPSS history
Timeline
  • 25 MAY 22:45Z
    Totolink CA750-PoE Setting cstecgi.cgi setNetworkDiag os command injection
    cvelistv5