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High · 7.2 CVE-2026-76866 EUVD-2026-80038GHSA-48c9-xhf8-82q7

Netcore NR255-V 1.5.130703 OS Command Argument Injection via Unquoted DDNS Parameters

Published Sep 15, 2026 · Updated Sep 21, 2026 · Assigned by VulnCheck

Description

Netcore NR255-V firmware version 1.5.130703 builds root-run command lines from unquoted user-supplied DDNS input in DDNSset_cgi.c and related ddns_Proc.c components, enabling os command argument injection. Attackers can exploit the unsanitized parameters to inject additional command arguments executed with root privileges.

Affected products

VendorProductAffectedFixed
Netcore NR255-V 1.5.130703 —

References