CVE-2026-9514

MEDIUM 6.3

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

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	ca750-poe
Published	May 25, 2026
Last Updated	May 26, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / CA750-PoE

6.2c.510

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 Buoy_yes (VulDB User)