CVE-2026-18599

HIGHCVSS 8/10

Last modified

CVE-2026-18599 is a high-severity vulnerability rated 8/10 on the CVSS scale. A flaw has been found in GL.iNet GL-MT3000 up to 4.4.5. The impacted element is the function logread.set_config of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC Plugin.

Description

A flaw has been found in GL.iNet GL-MT3000 up to 4.4.5. The impacted element is the function logread.set_config of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC Plugin. This manipulation of the argument record_size causes command injection. The exploit has been published and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

Metrics

CVSS 3.1
8/10

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

CVSS 4.0
7.3/10

CVSS:4.0/AV:A/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
8/10

CVSS:3.0/AV:A/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-2026-18599?
A flaw has been found in GL.iNet GL-MT3000 up to 4.4.5. The impacted element is the function logread.set_config of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC Plugin. This manipulation of the argument record_size causes command injection. The exploit has been published and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
How severe is CVE-2026-18599?
CVE-2026-18599 has a CVSS score of 8/10 (HIGH severity).
How do I fix CVE-2026-18599?
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