D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE) vulnerability via HTTP POST to get set ccp.
https://www.dlink.com/en/security-bulletin/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26258
https://github.com/skyedai910/Vuln/tree/master/DIR-820L/command_execution_0