CVE-2026-120197 Details
Description
A flaw has been found in WAVLINK WL-WN530HG4B M_V260724. This impacts the function port_forward of the file /cgi-bin/wapi.cgi. This manipulation of the argument Name causes os command injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.
An OS command injection vulnerability has been identified in the WAVLINK WL-WN530HG4B router, specifically in the M_V260724 firmware version. The issue arises in the 'port_forward' function of the '/cgi-bin/wapi.cgi' file, where the 'name' parameter is inadequately validated. This flaw allows remote attackers to inject arbitrary commands, which are executed with the privileges of the web service, potentially leading to a complete compromise of the device.
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 Nov 1, 2026CISA-ADP
Assessed Nov 2, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/pipiyyb/cve/blob/main/WL-WN530HG4B.md | [email protected] | ExploitTechnical Analysis |
| https://vuldb.com/cve/CVE-2026-120197 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/917074 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/429560 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/429560/cti | [email protected] | Content Wall |
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 |
|---|---|
| WAVLINK WL-WN530HG4B | M_V260724 |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 2, 2026 | CVE Modified | CISA-ADP |
| Nov 1, 2026 | New CVE Received | [email protected] |