CVE-2025-52376 | THREATINT

Description

An authentication bypass vulnerability in the /web/um_open_telnet.cgi endpoint in Nexxt Solutions NCM-X1800 Mesh Router firmware UV1.2.7 and below, allowing an attacker to remotely enable the Telnet service without authentication, bypassing security controls. The Telnet server is then accessible with hard-coded credentials, allowing attackers to gain administrative shell access and execute arbitrary commands on the device.

PUBLISHED Reserved 2025-06-16 | Published 2025-07-15 | Updated 2025-07-15 | Assigner mitre

References

github.com/Vagebondcur/nexxt-solutions-NCM-X1800-exploits

github.com/...0-exploits/blob/main/CVE-2025-52376/writeup.md

cve.org (CVE-2025-52376)

nvd.nist.gov (CVE-2025-52376)

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