EUVD-2026-41089

Ray: Arbitrary code execution via ray.data.readwebdataset default decoder: pickle.loadsvalue and torch.loadweightsonly=False...

CVE-2026-43637 Cornac < 2.6.0 Path Traversal via _extract_archive() in download.py

Cornac before 2.6.0 contains a path traversal Tar Slip vulnerability that allows attackers to write arbitrary files outside the intended cache directory by supplying a crafted TAR archive containing ../ sequences, absolute paths, or symlink/hardlink entries to the extractarchive function in...

PYSEC-2026-2875 pip has an interpretation conflict due to handling both concatenated tar and ZIP files as ZIP files

pip handles concatenated tar and ZIP files as ZIP files regardless of filename or whether a file is both a tar and ZIP file. This behavior could result in confusing installation behavior, such as installing "incorrect" files according to the filename of the archive. New behavior only proceeds wit...

CVE-2026-59875

A flaw was found in node-tar, a library for manipulating tar archives in Node.js. A remote attacker could craft a malicious archive containing null characters NUL bytes in its metadata. When this archive is processed, the unstripped null characters can cause the application to terminate...

[SECURITY] Fedora 43 Update: python-fastar-0.11.0-7.fc43

The fastar library wraps the Rust tar, flate2, and zstd crates, providing a high-performance way to work with compressed and uncompressed tar archives in Python...

vim: command injection when decompressing .tgz archives

A flaw was found in Vim. When decompressing .tgz archives, the Vimuntar function builds shell commands using shellescape without the special flag. This allows a specially crafted archive filename to trigger Vim cmdline-special expansion and execute arbitrary commands in the context of the current...

CVE-2026-57516

Ray prior to 2.56.0 contains an unsafe deserialization vulnerability in the WebDataset reader that allows attackers to achieve remote code execution by supplying a malicious tar archive to the readwebdataset function. The defaultdecoder function in webdatasetdatasource.py unconditionally calls...

EUVD-2026-36631

Heap buffer out-of-bounds write vulnerability in Avira Antivirus engine when scanning a malformed POSIX tar archive may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before...

CVE-2026-6676

Heap buffer out-of-bounds write vulnerability in Avira Antivirus engine when scanning a malformed POSIX tar archive may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before...

CVE-2026-6676 Avira antivirus engine heap buffer OOB write when scanning a malformed POSIX tar archive

Heap buffer out-of-bounds write vulnerability in Avira Antivirus engine when scanning a malformed POSIX tar archive may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before...

PT-2026-49050

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.27.12 Description A heap buffer out-of-bounds write occurs in the Avira Antivirus engine when scanning a malformed POSIX tar archive. This flaw may allow local execution of code or a denial-of-service of t...

libarchive: Buffer Overflow vulnerability in libarchive

A flaw was found in the libarchive package. Affected versions of libarchive do not check a strftime return value, which can lead to a denial of service or unspecified other impacts via a crafted TAR archive that is read with a verbose value of 2. For example, the 100-byte buffer may not be...

CVE-2026-39306

PraisonAI is a multi-agent teams system. Prior to 1.5.113, PraisonAI's recipe registry pull flow extracts attacker-controlled .praison tar archives with tar.extractall and does not validate archive member paths before extraction. A malicious publisher can upload a recipe bundle that contains ../...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : tar-fs vulnerabilities (USN-8367-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8367-1 advisory. It was discovered that tar-fs did not properly limit paths when extracting crafted tar files. An attacker could possibly use this iss...

CVE-2026-43623

microtar through 0.1.0 contains a stack-based buffer overflow vulnerability in the rawtoheader function in src/microtar.c that allows attackers to corrupt adjacent stack memory by supplying a crafted TAR archive with non-null-terminated name or linkname fields. The function uses strcpy to copy...

EUVD-2026-32013

SharpCompress is a fully managed C library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory allows a malicious archive to create directories outside the intended extraction root. For TAR archives, this can be...

CVE-2026-44788 SharpCompress: Directory traversal via directory entries in WriteToDirectory (zip slip variant)

SharpCompress is a fully managed C library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory allows a malicious archive to create directories outside the intended extraction root. For TAR archives, this can be...

CVE-2026-44788 SharpCompress: Directory traversal via directory entries in WriteToDirectory (zip slip variant)

SharpCompress is a fully managed C library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory allows a malicious archive to create directories outside the intended extraction root. For TAR archives, this can be...

CVE-2026-44788

SharpCompress is a fully managed C library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory allows a malicious archive to create directories outside the intended extraction root. For TAR archives, this can be...

Unity Linux 20.1060e / 20.1070e Security Update: ant (UTSA-2026-016617)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016617 advisory. When reading a specially crafted TAR archive an Apache Ant build can be made to allocate large amounts of memory that finally leads to an out of memory error, even f...