What’s Vulnerable › Vulnerabilities

CVE-2026-9514: Totolink CA750-PoE Setting cstecgi.cgi setNetworkDiag os command injection

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 10.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-25 · updated 2026-07-23
• Weakness: CWE-77

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.

Affected products

• Totolink CA750-PoE: 6.2c.510

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/

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