Applied Cybernetics Group
Threat intel → detection pipeline
Tuesday, July 14, 2026
Data as of 20:11 UTC

D-Link DIR-820L Remote Code Execution Vulnerability

Added to KEV
2022-09-08
Federal due date
2022-09-29
Vendor
D-Link
Product
DIR-820L
EPSS
99.6th percentile (score 0.811, as of 2026-07-13)
NVD CVSS v3.1
9.8 (CRITICAL)
Ransomware use
Unknown
ATT&CK
T1059 , T1190 , T1499.002 · signal rollup
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2022-26258

CISA short description

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

Required action

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

NVD description

D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE) vulnerability via HTTP POST to get set ccp.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.