CVE-2026-12187
8.8 HIGHA security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5
Published: 2026-06-14 · Last updated: 2026-06-14
Severity and scoring
- CVSS
- 8.8 HIGH
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-74, CWE-77
Description
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2026-12187
- [Other]https://fw.gl-inet.com/firmware/mt3000/release/mt3000-4.8.1-0819-1755615825.tar
- [Other]https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/upgrade_online_url
- [Other]https://vuldb.com/cve/CVE-2026-12187
- [Other]https://vuldb.com/submit/815654
- [Other]https://vuldb.com/vuln/370833
- [Other]https://vuldb.com/vuln/370833/cti
Related CVEs
Same CWE
- CVE-2026-12206 — A vulnerability was identified in Grit42 Grit up to 0.11.0 (6.3 MEDIUM)
- CVE-2026-12197 — A security flaw has been discovered in Ruijie EG105G-P 2.340 (7.2 HIGH)
- CVE-2026-12188 — A vulnerability was detected in Grit42 Grit up to 0.11.0 (6.3 MEDIUM)
- CVE-2026-12186 — A weakness has been identified in GL.iNet GL-MT3000 up to 4.4.5 (8.8 HIGH)
- CVE-2026-12175 — A vulnerability was detected in CodeAstro Student Attendance Management System 1.0 (4.7 MEDIUM)