CVE-2026-2142: D-Link DIR-823X set_qos sub_420688 os command injection

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.6% 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_420688 of the file /goform/set_qos. Executing a manipulation can lead to os command injection. The attack can be executed remotely. 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/29
https://vuldb.com/?ctiid.344777
https://vuldb.com/?id.344777
https://vuldb.com/?submit.747428
https://www.dlink.com/

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