CVE-2026-108931: Netcore NR268 DHCP dhcp_dynamicip_show.cgi eval cross site scripting

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-12 · updated 2026-10-15
Weakness: CWE-79

Description

A vulnerability was found in Netcore NR268 1.7.121109. This affects the function eval of the file dhcp_dynamicip_show.cgi of the component DHCP Handler. The manipulation of the argument Hostname results in cross site scripting. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Netcore NR268: 1.7.121109

References

https://github.com/draw-ctf/report/blob/main/NR268/2026.09.14-netcore-nr268-dhcp-dns-stored-xss.md
https://vuldb.com/cve/CVE-2026-108931
https://vuldb.com/submit/977180
https://vuldb.com/vuln/416755
https://vuldb.com/vuln/416755/cti

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