CVE-2022-26670: D-Link DIR-878 - Command Injection

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-07 · updated 2026-06-17
Weakness: CWE-78

Description

D-Link DIR-878 has inadequate filtering for special characters in the webpage input field. An unauthenticated LAN attacker can perform command injection attack to execute arbitrary system commands to control the system or disrupt service.

Affected products

D-Link DIR-878: through 1.20b05

References

https://www.twcert.org.tw/tw/cp-132-5972-c259e-1.html
https://www.twcert.org.tw/tw/cp-132-5972-c259e-1.html

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