CVE-2026-12187

Published: Giu 15, 2026 Last Modified: Giu 15, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,4
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 8,8
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
HIGH 9,0
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: complete
Integrity: complete
Availability: complete

Description

AI Translation Available

A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Affected by this vulnerability is an unknown functionality of the file /usr/bin/one_click_upgrade of the component Online Firmware Upgrade Handler. Such manipulation leads to command injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 4.7 addresses this issue. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Incomplete
Common Consequences
Security Scopes Affected:
Confidentiality Access Control Other Integrity Non-Repudiation
Potential Impacts:
Read Application Data Bypass Protection Mechanism Alter Execution Logic Other Hide Activities
Applicable Platforms
All platforms may be affected
View CWE Details
77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

Draft
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML
View CWE Details
https://fw.gl-inet.com/firmware/mt3000/release/mt3000-4.8.1-0819-1755615825.tar
https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/upgrade_onl…
https://vuldb.com/cve/CVE-2026-12187
https://vuldb.com/submit/815654
https://vuldb.com/vuln/370833
https://vuldb.com/vuln/370833/cti