GL.iNet GL-MT3000 LuCI JSON-RPC rpc rpc_sys command injection
CVE-2026-11449

5.3MEDIUM

Key Information:

Vendor

Gl.inet

Status
Gl-mt3000
Vendor
CVE Published:
7 June 2026

What is CVE-2026-11449?

A security vulnerability has been detected in GL.iNet GL-MT3000 4.4.5. The impacted element is the function rpc_sys of the file /cgi-bin/luci/rpc of the component LuCI JSON-RPC Interface. Such manipulation leads to command injection. The attack may be performed from remote. Upgrading to version 4.8.1 is sufficient to resolve this issue. Upgrading the affected component is advised. The vendor confirms: "The issue discovered by the vulnerability researcher on older firmware versions(4.4.5) has actually been fixed and mitigated in the new version. According to the latest firmware fixes, by default, firmware versions after 4.7.13 do not install LuCI, so this vulnerability cannot be exploited."

Affected Version(s)

GL-MT3000 4.4.5

GL-MT3000 4.8.1

References

https://vuldb.com/vuln/369069
vdb-entrytechnical-description
https://vuldb.com/vuln/369069/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-11449
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

strforexc (VulDB User)
VulDB CNA Team
.