CVE-2026-4499 MEDIUM

CVE-2026-4499: D-Link DIR-820LW SSDP ssdpcgi_main os command injection

Vendor D-Link
Product DIR-820LW
Weakness CWE-78
Published March 20, 2026
Last update March 20, 2026
View on NVD All CVEs

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was determined in D-Link DIR-820LW 2.03. Affected is the function ssdpcgi_main of the component SSDP. Executing a manipulation can lead to os command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Key dates

02Disclosure timeline

March 20, 2026 CVE published
March 20, 2026 Record updated