CVE-2026-108929: Netcore NR268 DDNS DDNSset.cgi execvp argument injection

Severity: critical (CVSS 9.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-12 · updated 2026-10-16
Weakness: CWE-74

Description

A flaw has been found in Netcore NR268 1.7.121109. The affected element is the function execvp of the file /router/DDNSset.cgi of the component DDNS. Executing a manipulation of the argument Hostname can lead to argument injection. The attack can be launched remotely.

Affected products

Netcore NR268: 1.7.121109

References

https://github.com/draw-ctf/report/blob/main/NR268/2026.09.14-netcore-nr268-ddns-argument-injection.md
https://vuldb.com/cve/CVE-2026-108929
https://vuldb.com/submit/977178
https://vuldb.com/vuln/416753
https://vuldb.com/vuln/416753/cti

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