CVE-2026-18598: A vulnerability was detected in GL.iNet GL-MT3000 up to 4.4.5

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HIGH 8.8

CVE-2026-18598 is a high-severity flaw (CVSS 8.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was detected in GL.iNet GL-MT3000 up to 4.4.5. The affected element is the function logread.get_system_log of the file /usr/lib/oui-httpd/rpc/logread of the component Logread Lua RPC plugin. The manipulation of the argument module results in command injection. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulne

Why this priority

High severity
CISA SSVC: public proof of concept

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	3.2% (top 12%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2026-08-03
Last modified	2026-10-23

Publisher (CNA): VulDB

Timeline

2026-08-03 13:17 UTCPublished CVE record published
2026-10-23 22:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · pspp · FIXED · 2.1.3-2.fc46 · FEDORA-2026-0d6444911b · source

sudo dnf upgrade --advisory=FEDORA-2026-0d6444911b

Fedora ELN · barman · FIXED · 3.20.1-3.eln159 · FEDORA-2026-45ecf042c2 · source

sudo dnf upgrade --advisory=FEDORA-2026-45ecf042c2

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/logread_get_system_log_rpc_rce

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

References

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