PT-2026-49110 · Gl.Inet · Gl-Mt3000

Strforexc · Published 2026-06-14 · Updated 2026-06-14 · CVE-2026-12187

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions GL.iNet GL-MT3000 versions prior to 4.7

Description An issue in the Online Firmware Upgrade Handler component allows for remote command injection via the /usr/bin/one click upgrade file. Command injection is a flaw that allows an attacker to execute arbitrary operating system commands on the target machine.

Recommendations Update to version 4.7.

Exploit

Fix

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

CVE-2026-12187

Affected Products

Gl-Mt3000

References · 8

• 🔥 https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/upgrade_online_url · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-12187 · Security Note
• https://fw.gl-inet.com/firmware/mt3000/release/mt3000-4.8.1-0819-1755615825.tar · Patch
• https://vuldb.com/vuln/370833 · Note
• https://twitter.com/vuldb/status/2066048890877698301 · Twitter Post
• https://vuldb.com/submit/815654 · Note
• https://vuldb.com/cve/CVE-2026-12187 · Note
• https://vuldb.com/vuln/370833/cti · Note