CVE-2026-18599: GL.iNet GL-MT3000 Logread Lua RPC Plugin logread logread.set_config command injection

Severity: high (CVSS 8.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-03 · updated 2026-10-23
Weakness: CWE-74

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.

Affected products

GL.iNet GL-MT3000: 4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5

References

https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/logread_set_config_rpc_rce/CVE.md
https://vuldb.com/cve/CVE-2026-18599
https://vuldb.com/submit/851536
https://vuldb.com/vuln/385514
https://vuldb.com/vuln/385514/cti

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