CVE-2026-11449CWE-74CWE-77

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

Medium · published June 7, 2026

CVSS v4.0
5.3
EPSS
1%
Percentile
65.4
In the wild
Unconfirmed
What it is

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."

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
EPSS
0.01102 · 65.4th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-06-07T02:15Z
EPSS history
Timeline
  • 07 JUN 02:15Z
    GL.iNet GL-MT3000 LuCI JSON-RPC rpc rpc_sys command injection
    cvelistv5