Command Injection Vulnerability in LB-Link Router AC2100_AZ3
CVE-2026-35868

9.8CRITICAL

Key Information:

Vendor

LB-Link

Vendor
CVE Published:
27 August 2026

What is CVE-2026-35868?

A command injection vulnerability exists in the bs_SetLimitCli_info function within the libshare.so library of LB-Link Router AC2100_AZ3 V1.0.4. This vulnerability arises from inadequate validation and sanitization of user-supplied inputs before they are utilized in executing system-level commands. Attackers can exploit this flaw by injecting maliciously crafted payloads into the vulnerable parameter, leading to the execution of arbitrary operating system commands, which can compromise the security of the device.

References

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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