CVE-2026-18684

CRITICAL

GL.iNet GL-MT3000 modem.so glc remove_profile command injection

Title source: cna
STIX 2.1

Description

A weakness has been identified in GL.iNet GL-MT3000 up to 4.4.5. This issue affects the function remove_profile of the file /cgi-bin/glc of the component modem.so. This manipulation causes command injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-385610 | GL.iNet GL-MT3000 modem.so glc remove_profile command injection
https://vuldb.com/vuln/385610
Signature, Permissions Required signature permissions-required
VDB-385610 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/385610/cti
Third Party Advisory third-party-advisory
CVE-2026-18684 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-18684
Third Party Advisory third-party-advisory
Submit #851581 | GL.iNet GL-MT3000 4.4.5 Command Injection
https://vuldb.com/submit/851581

Scores

CVSS v3 9.8
EPSS 0.0203
EPSS Percentile 79.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-74 CWE-77
Status published
Products (6)
GL.iNet/GL-MT3000 4.4.0
GL.iNet/GL-MT3000 4.4.1
GL.iNet/GL-MT3000 4.4.2
GL.iNet/GL-MT3000 4.4.3
GL.iNet/GL-MT3000 4.4.4
GL.iNet/GL-MT3000 4.4.5
Published Aug 03, 2026
Tracked Since Aug 04, 2026