CVE-2026-9514

Description

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.

CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0295

Probability of exploitation

0.87%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-77 CWE-77

CWE-78 OS Command Injection

References

Other References

https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_52/52.md https://vuldb.com/submit/813926 https://vuldb.com/vuln/365514 https://vuldb.com/vuln/365514/cti https://www.totolink.net/

Frequently Asked Questions

What is CVE-2026-9514? +

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. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-9514? +

CVE-2026-9514 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0295, placing it in the 1th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-9514? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-42258

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments …

CVE-2023-5878

Honeywell OneWireless Wireless Device Manager (WDM) for the following versions R310.x, R320.x, R321.x, R322.1, R322.2, R323.x, R330.1 contains a command …

CVE-2025-46735

Terraform WinDNS Provider allows users to manage their Windows DNS server resources through Terraform. A security issue has been found …

CVE-2025-4009

The Evertz SDVN 3080ipx-10G is a High Bandwidth Ethernet Switching Fabric for Video Application. This device exposes a web management …

CVE-2024-4999

A vulnerability in the web-based management interface of multiple Ligowave devices could allow an authenticated remote attacker to execute arbitrary …

CVE-2024-5023

Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Netflix ConsoleMe allows Command Injection.This issue affects …