DEBIAN-CVE-2026-58052

7-Zip for Windows through 26.01 fails to preserve the Mark-of-the-Web when extracting a crafted RAR5 archive, because its guard that suppresses an archive-supplied Zone.Identifier stream matches the exact name 'Zone.Identifier' while a RAR5 STM record named ':Zone.Identifier:$DATA' is not matched...

CVE-2026-58052 7-Zip - Mark-of-the-Web Bypass via RAR5 Alternate Data Stream Name Collision

7-Zip for Windows through 26.01 fails to preserve the Mark-of-the-Web when extracting a crafted RAR5 archive, because its guard that suppresses an archive-supplied Zone.Identifier stream matches the exact name 'Zone.Identifier' while a RAR5 STM record named ':Zone.Identifier:$DATA' is not matched...

Installer of 7-Zip for Windows may insecurely load Dynamic Link Libraries

Overview 7-Zip for Windows is an open source compression and decompression software. The installer of 7-Zip for Windows contains an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries. Takashi Yoshikawa of Mitsui Bussan Secure Directions reported this...