CVE-2026-8273

D-Link DNS-320 system_mgr.cgi cgi_merge_user os command injection

CVSS 5.1 MEDIUMEPSS 4.5%CWE-77 CWE-78

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.1EPSS 4.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 May 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A weakness has been identified in D-Link DNS-320 2.06B01. This impacts the function cgi_set_host/cgi_set_ntp/cgi_fan_control/cgi_merge_user of the file /cgi-bin/system_mgr.cgi. This manipulation causes os command injection. It is possible to initiate the attack remotely.

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

Affected products

D-Link · DNS-320

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References

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/D-Link%20DNS-320%20%20system_mgraccount_mgrdsk_mgrapp_mgr%20Multiple%20CGI%20OS%20Command%20Injection.md https://vuldb.com/submit/810082 https://vuldb.com/vuln/362570 https://vuldb.com/vuln/362570/cti https://www.dlink.com/