CVE-2026-8273

Name: CVE-2026-8273
Creator: NVD / NIST
Published: 2026-05-11T05:16:16.417+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.1/10EPSS 4.54%

Last modified Jun 17, 2026

CVE-2026-8273 is a medium-severity vulnerability rated 5.1/10 on the CVSS scale. 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. EPSS estimates a 4.54% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

5.1/10

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

4.54%

90.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dlink	Dns-320 Firmware	2.06b01

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.mdExploit, Third Party Advisory
https://vuldb.com/submit/810082Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362570Third Party Advisory, VDB Entry
https://vuldb.com/vuln/362570/ctiPermissions Required, VDB Entry
https://www.dlink.com/Product
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.mdExploit, Third Party Advisory
https://vuldb.com/submit/810082Third Party Advisory, VDB Entry

Timeline

Published: May 11, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-8273?

How severe is CVE-2026-8273?

CVE-2026-8273 has a CVSS score of 5.1/10 (MEDIUM severity). The EPSS model estimates a 4.54% probability of exploitation in the next 30 days.

How do I fix CVE-2026-8273?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-8273?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST