CVE-2026-2175: D-Link DIR-823X set_upnp sub_420618 os command injection

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-02-08 · updated 2026-06-17
Weakness: CWE-77

Description

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.

Affected products

D-Link DIR-823X: 250416

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/

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