High severity8.8NVD Advisory· Published Sep 15, 2026

CVE-2026-76862

Description

Netcore NR255-V version 1.5.130703 contains an os command argument injection vulnerability in the Nettools tcpdump launch paths, including ntools_start_set_cgi, ntools_tcpdump_start_set_cgi, exe_default, and ntools_proc components. Attackers can inject crafted arguments into these tcpdump launch routines to manipulate executed system commands on the device.

Affected products

Draw Ctf/Netcore Router Public Refsreferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 1.5.130703
Netcore/NR255-Vllm-fuzzy
Range: 1.5.130703

Patches

Vulnerability mechanics

References

github.com/draw-ctf/netcore-router-public-refs/blob/main/2026.08.19-netcore-nr255v-tcpdump-arg-injection.mdnvd
www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-os-command-argument-injection-in-nettools-tcpdump-launch-pathsnvd

News mentions

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exploit	0.000
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ransomware	0.000