Code Injection in MR-GM5L-S1 and MR-GM5A-L1 - CVE-2026-20892

 

Code Injection in MR-GM5L-S1 and MR-GM5A-L1 - CVE-2026-20892

Published: March 11, 2026


Vulnerability identifier: #VU123894
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-20892
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Micro Research
Affected software:
MR-GM5L-S1
MR-GM5A-L1

Detailed vulnerability description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote administrator can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2026-20892

Install updates from vendor's website.

Sources