CVE-2026-101076: Netcore NR289-GE CGI set_ntp_server_ip.cgi system os command injection

Severity: critical (CVSS 10.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-28 · updated 2026-10-01
Weakness: CWE-77

Description

A vulnerability was detected in Netcore NR289-GE 1.4.5102. This affects the function system of the file /set_ntp_server_ip.cgi of the component CGI Handler. The manipulation of the argument ntp_ip results in os command injection. The attack can be executed remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Netcore NR289-GE: 1.4.5102

References

https://github.com/senxitoyshuyi-ui/HACKALL/blob/main/netcore_NR289-GE_V1.4.5102%2C2018.06.1418_44%20Router/Netcore_NR289-GE_set_ntp_server_ip_command_injection.md
https://vuldb.com/cve/CVE-2026-101076
https://vuldb.com/submit/929204
https://vuldb.com/vuln/410947
https://vuldb.com/vuln/410947/cti

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