CVE-2026-9533 Details
Description
A vulnerability was detected in Totolink CA750-PoE 6.2c.510. The impacted element is the function recvUpgradeNewFw of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Performing a manipulation of the argument fwUrl/magicid results in os command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.
An OS command injection vulnerability has been identified in the TOTOLink CA750-PoE router, specifically in version 6.2c.510. The issue arises in the Setting Handler component, within the 'recvUpgradeNewFw' function of the '/cgi-bin/cstecgi.cgi' file. The vulnerability can be exploited remotely by manipulating the 'fwUrl' and 'magicid' arguments, allowing attackers to execute arbitrary OS commands on the device.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 26, 2026CISA-ADP
Assessed May 27, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_56/56.md | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/813937 | [email protected] | Permission Required |
| https://vuldb.com/vuln/365560 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/365560/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
| |
Change History
4 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 26, 2026 | New CVE Received | [email protected] |
Volerion