CVE-2026-9511 Details
Description
A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.
An OS command injection vulnerability has been identified in the TOTOLink CA750-PoE router running firmware version 6.2c.510. The issue arises in the Setting Handler component, specifically within the 'setWebWlanIdx' function of the '/cgi-bin/cstecgi.cgi' file. The vulnerability allows remote attackers to execute arbitrary OS commands by manipulating the 'webWlanIdx' argument in a crafted request. Exploitation of this vulnerability is possible with publicly available exploits.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 25, 2026CISA-ADP
Assessed May 28, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://vuldb.com/submit/813922 | CISA-ADP | Permission Required |
| https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_49/49.md | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/813922 | [email protected] | Permission Required |
| https://vuldb.com/vuln/365511 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/365511/cti | [email protected] | AdvisoryPermission Required |
| https://www.totolink.net/ | [email protected] | Vendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Totolink CA750-PoE | 6.2c.510 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 28, 2026 | CVE Modified | CISA-ADP |
| May 25, 2026 | New CVE Received | [email protected] |