CVE-2026-120198 Details
Description
A vulnerability has been found in WAVLINK WL-WN530BE1-A V251117. Affected is the function con_check_read_finish of the file /protocol.csp. Such manipulation of the argument group_name/IP-FROM leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.
A command injection vulnerability has been identified in the WAVLINK WL-WN530BE1-A router, specifically in the V251117 firmware version. The issue arises in the 'con_check_read_finish' function within the 'protocol.csp' file. The vulnerability allows remote attackers to inject commands by manipulating the 'group_name' parameter. Exploitation is possible without authentication by forging the 'IP-FROM' header to bypass login checks.
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/WN530BE1.md | [email protected] | ExploitTechnical Description |
| https://vuldb.com/cve/CVE-2026-120198 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/918551 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/429561 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/429561/cti | [email protected] | AdvisoryPermission Required |
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 |
|---|---|
| WAVLINK WL-WN530BE1-A | M30BE1_V251117 |
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] |