Old.rar

Use the latest version of WinRAR or switch to modern, open-source alternatives like 7-Zip or the built-in extraction tools in Windows 11.

If you are still using a legacy version of WinRAR or another extraction tool to open your old archives, you are essentially leaving the door unlocked. Old.rar

Hackers figured out they could rename a malicious .ace file to .rar . When a user with an outdated version of WinRAR (anything below version 5.70) tried to open it, the software would unknowingly trigger a "path traversal" vulnerability. This allowed the archive to drop a malicious file into your Windows Startup folder without you ever knowing. Why "Old" Matters Use the latest version of WinRAR or switch