CVE-2022-26258Actively exploitedAdded to KEV 2022-09-08Critical severity, CVSS 9.8

D-Link DIR-820L Remote Code Execution Vulnerability

D-Link, DIR-820L

Description

D-Link DIR-820L contains an unspecified vulnerability in Device Name parameter in /lan.asp which allows for remote code execution.

CVSS severity

Critical (9.8/10)

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

Sourced from NVD, reflects how severe this vulnerability is if exploited, not whether it has been. Every advisory on this page is already a CISA-confirmed active exploitation case regardless of its CVSS score.

EPSS, exploit probability

Critical

91.6%

estimated chance of real-world exploitation in the next 30 days, higher than 99.8% of every CVE FIRST.org scores

Refreshed 10/28/2026, via FIRST.org's EPSS model, not CVSS, this measures likelihood of exploitation, not how severe it would be.

Public exploit references (via NVD)

Required action

The impacted product is end-of-life and should be disconnected if still in use.

CISA-recommended due date: 2022-09-29

CWE-78

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