CVE-2026-7718 Details
Description
A vulnerability was identified in Totolink WA300 5.2cu.7112_B20190227. Impacted is the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument webWlanIdx leads to command injection. The attack may be initiated remotely. The exploit is publicly available and might be used.
A command injection vulnerability has been identified in the Totolink WA300 router, specifically in the firmware version 5.2cu.7112_B20190227. The issue arises in the function setWebWlanIdx within the file /cgi-bin/cstecgi.cgi, which handles POST requests. The vulnerability can be exploited remotely, and public exploits are available.
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 4, 2026CISA-ADP
Assessed May 5, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://lavender-bicycle-a5a.notion.site/TOTOLINK-WA300-setWebWlanIdx-34553a41781f800ab40ae0c3d68c78a6?pvs=73 | [email protected] | |
| https://vuldb.com/submit/807196 | [email protected] | Permission Required |
| https://vuldb.com/vuln/360894 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/360894/cti | [email protected] | Content Wall |
| https://www.totolink.net/ | [email protected] | Vendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-74 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | [email protected] |
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Totolink WA300 | All versions |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 4, 2026 | New CVE Received | [email protected] |