CVE-2026-18600

HIGHCVSS 8.8/10

Last modified

CVE-2026-18600 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability has been found in GL.iNet GL-MT3000 up to 4.4.5. This affects the function network.switch_info/network.switch_status of the file /usr/lib/oui-httpd/rpc/network of the component Network Lua RPC Plugin.

Description

A vulnerability has been found in GL.iNet GL-MT3000 up to 4.4.5. This affects the function network.switch_info/network.switch_status of the file /usr/lib/oui-httpd/rpc/network of the component Network Lua RPC Plugin. Such manipulation of the argument switch leads to command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0
7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS 3.0
8.8/10

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
GL.iNetGL-MT30004.4.0; 4.4.1; 4.4.2; 4.4.3; 4.4.4; 4.4.5

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-18600?
A vulnerability has been found in GL.iNet GL-MT3000 up to 4.4.5. This affects the function network.switch_info/network.switch_status of the file /usr/lib/oui-httpd/rpc/network of the component Network Lua RPC Plugin. Such manipulation of the argument switch leads to command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
How severe is CVE-2026-18600?
CVE-2026-18600 has a CVSS score of 8.8/10 (HIGH severity).
How do I fix CVE-2026-18600?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST