CVE-2026-4211

CVE-2026-4211 affects multiple D‑Link NAS models (DNS-120, DNS-320/320L/320LW/321/325/326/327L, DNS-343/345, DNS-726-4, DNS-1100-4, DNS-1200-05, DNS-1550-04, DNR-202L, etc.). The issue is in the function Local_Backup_Info of the file /cgi-bin/local_backup_mgr.cgi, where manipulation of the f_idx ...

CVE-2026-4211: Stack-based Buffer Overflow

A weakness has been identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. Affected by this issue is the functio...