CVE-2026-35867 Details
Description
A Command Injection vulnerability exists in the bs_SetLimitCli_info function within the libshare.so library of the LB-LINK router AC1900_AZ2 V1.0.2 via shell metacharacters, if the device is deployed in a scenario where an actor is able to make a "POST /goform/set_LimitClient_cfg" call but does not already have administrative access to the device.
A command injection vulnerability has been identified in the LB-LINK AC1900_AZ2 router, specifically in version V1.0.2. The issue resides in the 'bs_SetLimitCli_info' function within the 'libshare.so' library. This vulnerability allows for remote code execution by injecting shell metacharacters into a 'POST /goform/set_LimitClient_cfg' request. The flaw arises from inadequate validation of user input, enabling the execution of arbitrary operating system commands.
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 Sep 13, 2026CISA-ADP
Assessed Sep 14, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Orcust-Automaton/Vulnerability/blob/main/LB-Link/AC1900_AZ2/bs_SetLimitCli_info.md | CISA-ADP | ExploitTechnical Analysis |
| https://github.com/Orcust-Automaton/Vulnerability/blob/main/LB-Link/AC1900_AZ2/bs_SetLimitCli_info.md | [email protected] | ExploitTechnical Analysis |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| LB-LINK AC1900_AZ2 | V1.0.2 |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 14, 2026 | CVE Modified | CISA-ADP |
| Sep 13, 2026 | New CVE Received | [email protected] |
Volerion