CVE-2026-108931: medium-severity vulnerability in Netcore NR268
Netcore NR268 DHCP dhcp_dynamicip_show.cgi eval cross site scripting
Published · Updated
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33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.3%
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Affected products
Netcore · NR268public PoCs found — 1
cve_referencegithub.com/draw-ctf/report/blob/main/NR268/2026.09.14-netcore-nr268-dhcp-dns-stored-xss.mdunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Netcore NR268
In the same product, most dangerous first.
CVE-2026-108907CRITICALNetcore NR268 CGI Execution user_ok improper authenticationEPSS 1.2%CVE-2026-108929CRITICALNetcore NR268 DDNS DDNSset.cgi execvp argument injectionEPSS 0.4%CVE-2026-108906HIGHNetcore NR268 filter_arp_put_file.cgi filter_arp_put_file_cgi out-of-boundsEPSS 0.4%CVE-2026-108930MEDIUMNetcore NR268 DDNS ddns_wan_list_show.cgi ddns_wan_list_show information disclosureEPSS 0.3%CVE-2026-76852HIGHNetcore NR268 1.7.121109 Forgeable Firmware Authenticity Check in mtd_writeEPSS 0.3%CVE-2026-108932MEDIUMNetcore NR268 DHCP Hostname filter_hosts_dump.cgi eval cross site scriptingEPSS 0.3%