7-Zip 26.01 linux version of 7-Zip can use huge pages (2 MB pages). It can increase compression speed for 10% for 7z/xz/LZMA/LZMA2 compression. new -spo[d|c|r] switch specifies the path generation mode for the output directory for archive extraction. The output directory path is generated from the path specified in the -o{dir_path} switch and the name of the archive being unpacked. -spod : for Lin…
7-Zip 26.02 Some bugs and vulnerabilities were fixed. CVE-2026-14266 : XZ Decompression Heap-based Buffer Overflow Remote Code Execution.
7-Zip 26.03 Improved support for Joliet ISO images and Compound archives. Some bugs and vulnerabilities were fixed. CVE-2026-58052 : 7-Zip failed to preserve the Mark-of-the-Web when extracting a crafted archive.
7-Zip 26.00 improved code for ZIP, CPIO, RAR, UFD, QCOW, Compound. 7-Zip File Manager: improved sorting order of the file list. It uses file name as secondary sorting key. 7-Zip File Manager: improved Benchmark to support systems with more than 64 CPU threads. the bug was fixed: 7-Zip could not correctly extract TAR archives containing sparse files. some bugs were fixed.
7-Zip 25.01 The code for handling symbolic links has been changed to provide greater security when extracting files from archives. Command line switch -snld20 can be used to bypass default security checks when creating symbolic links.
7-Zip 25.00 7-Zip for Windows can now use more than 64 CPU threads for compression to zip/7z/xz archives and for the 7-Zip benchmark. If there are more than one processor group in Windows (on systems with more than 64 cpu threads), 7-Zip distributes running CPU threads across different processor groups. bzip2 compression speed was increased by 15-40%. deflate (zip/gz) compression speed was increas…
7-Zip 24.09 The default dictionary size values for LZMA/LZMA2 compression methods were increased: dictionary size compression level v24.08 v24.09 v24.09 32-bit 64-bit 8 MB 16 MB 16 MB -mx4 16 MB 32 MB 32 MB -mx5 : Normal 32 MB 64 MB 64 MB -mx6 32 MB 64 MB 128 MB -mx7 : Maximum 64 MB 64 MB 256 MB -mx8 64 MB 64 MB 256 MB -mx9 : Ultra The default dictionary size values for 32-bit versions of LZMA/LZM…
7-Zip 24.08 The bug in 7-Zip 24.00-24.07 was fixed: For creating a zip archive: 7-Zip could write extra zero bytes after the end of the archive, if a file included to archive cannot be compressed to a size smaller than original. The created zip archive is correct except for the useless zero bytes after the end of the archive. When unpacking such a zip archive, 7-Zip displays a warning: "WARNING: T…
7-Zip 24.07 The bug was fixed: 7-Zip could crash for some incorrect ZSTD archives.
7-Zip 24.06 The bug was fixed: 7-Zip could not unpack some ZSTD archives.
7-Zip 24.05 7-Zip now can unpack ZSTD archives (.zst filename extension). 7-Zip now can unpack ZIP, SquashFS and RPM archives that use ZSTD compression method. 7-Zip now supports fast hash algorithm XXH64 that is used in ZSTD. 7-Zip now can unpack RAR archives (that use larger than 4 GB dictionary) created by new WinRAR 7.00. 7-Zip now can unpack DMG archives that use XZ (ULMO/LZMA) compression me…