If the archive contains a "self-extracting" executable ( .exe ), it could run malicious code the moment you open it. How to Protect Yourself
Understanding the Risks of "21539.rar": Security Exploit or Malware? 21539.rar
Analysis Description. Windows Authentication Remote Code Execution Vulnerability. National Institute of Standards and Technology (.gov) CVE Record: CVE-2023-21539 If the archive contains a "self-extracting" executable (