CVE-2026-18614: GL-iNet GL-MT3000 s2s.so Native Plugin glc s2s.enable_echo_server command injection
A vulnerability was found in GL-iNet GL-MT3000 up to 4.4.5. Impacted is the function s2s.enableechoserver of the file /cgi-bin/glc of the component s2s.so Native Plugin. Performing a manipulation of the argument port results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-18614?
CVE-2026-18614 has a critical severity rating of 9.8.
How do I fix CVE-2026-18614?
To mitigate CVE-2026-18614, upgrade the GL-iNet GL-MT3000 firmware to version 4.4.6 or higher.
What is the impact of CVE-2026-18614?
CVE-2026-18614 allows for command injection through the s2s.enable_echo_server function, potentially compromising system integrity.
Can CVE-2026-18614 be exploited remotely?
Yes, CVE-2026-18614 can be exploited remotely due to its vulnerability in the function exposed by the server.
Which software is affected by CVE-2026-18614?
CVE-2026-18614 affects the GL-iNet GL-MT3000 devices running firmware versions up to 4.4.5.