: Since the original developer of the library was out of business, WinRAR (RARLAB) could not patch the code. Instead, they removed support for ACE archives entirely starting with WinRAR version 5.70. Summary of WinRAR News & Updates
: Released in December 2019, this version included several stability improvements and followed the major security overhaul of version 5.70. Download news 2019 rar
: The issue stemmed from an old library ( unacev2.dll ) used to extract ACE files. Because the source code for this library was lost, it had not been updated since 2006. : Since the original developer of the library
If you are looking for specific versions or historical context from that period: : The issue stemmed from an old library ( unacev2
: As of 2023, Microsoft announced that Windows 11 supports RAR files natively , meaning users no longer strictly need to download third-party software like WinRAR to open basic archives.
: Attackers could create a malicious archive that, when extracted, would place a file in the Windows "Startup" folder instead of the intended extraction path. This allowed for remote code execution , meaning a hacker could gain control of a PC just by having a user open a specifically crafted file.