Medium severity5.4NVD Advisory· Published Sep 15, 2026

CVE-2026-76867

Description

Netcore NR255-V firmware version 1.5.130703 contains a stored cross-site scripting vulnerability in routing and NAT configuration CGI components including routing_tab_add_cgi, routing_table_list_show_cgi, route_policy_add_cgi, and route_policy_parame_show_cgi. Attackers can inject persistent script payloads through these route and NAT configuration pages, which are then executed in the context of users viewing the affected pages.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

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-route-nat-stored-xss.mdnvd
www.vulncheck.com/advisories/netcore-nr255-v-1.5.130703-stored-cross-site-scripting-in-route-nat-configuration-cgi-handlersnvd

News mentions

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cvss	0.351
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000