CVE-2020-27600: D-Link Dir-846 Firmware

Critical severity, CVSS 9.8. EPSS: 13.9% chance of exploitation in the next 30 days.

HNAP1/control/SetMasterWLanSettings.php in D-Link D-Link Router DIR-846 DIR-846 A1_100.26 allows remote attackers to execute arbitrary commands via shell metacharacters in the ssid0 or ssid1 parameter.

Affected products

• D-Link Dir-846 Firmware: version a1_100.26 only

Published 2021-04-02. Last modified 2026-06-17.