CVE-2026-2175

D-Link DIR-823X set_upnp sub_420618 os command injection

CVSS 8.6 HIGHEPSS 3.8%CWE-77 CWE-78

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.6EPSS 3.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

08 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A weakness has been identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_420618 of the file /goform/set_upnp. This manipulation of the argument upnp_enable causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

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

Affected products

D-Link · DIR-823X

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References

https://github.com/master-abc/cve/issues/31 https://vuldb.com/?ctiid.344876 https://vuldb.com/?id.344876 https://vuldb.com/?submit.749263 https://www.dlink.com/