CVE Catalog

CVE-2026-82689

CriticalCVSS 9.9
Published: Updated: Translated: NVD NIST

Summary

A vulnerability was detected in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. It affects an unknown function in the file /cgi-bin/isomount_mgr.cgi of the ISO Image Handler component. Manipulation of the argument upIsoRootPath results in OS command injection. The attack can be executed remotely, and the exploit is public.

Risk Assessment

An attacker can remotely execute arbitrary system commands on the device, potentially leading to full device and network compromise.

Recommendation

Apply available firmware updates from the vendor or restrict external access to the device. Monitor logs for suspicious activity.

Related vulnerabilities

Original NVD description (English source)

A vulnerability was detected in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected is an unknown function of the file /cgi-bin/isomount_mgr.cgi of the component ISO Image Handler. The manipulation of the argument upIsoRootPath results in os command injection. The attack can be executed remotely. The exploit is now public and may be used.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS