CVE-2026-4197
D-Link DNS-1550-04 download_mgr.cgi RSS_Item_List command injection
Description
A vulnerability was found 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 is the function RSS_Get_Update_Status/RSS_Update/RSS_Channel_AutoDownlaod/RSS_Add/RSS_Channel_Item_Downlaod/RSS_History_Item_List/RSS_Item_List of the file /cgi-bin/download_mgr.cgi. The manipulation results in command injection. The attack may be performed from remote. The exploit has been made public and could be used.
INFO
Published Date :
March 15, 2026, 11:32 p.m.
Last Modified :
March 15, 2026, 11:32 p.m.
Remotely Exploit :
No
Source :
VulDB
Affected Products
The following products are affected by CVE-2026-4197
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update firmware on affected D-Link devices.
- Restrict access to the affected CGI script.
- Apply vendor patches when available.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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CVE-2026-4197 vulnerability anywhere in the article.