GHSA-9Q28-GHCR-C4X3 PraisonAI's symlink-extraction bypass of `_safe_extractall` writes outside `dest_dir`

Summary The safeextractall helper that all recipe pull, recipe publish, and recipe unpack flows route through validates each archive member's name for absolute paths, .. segments, and resolved-path escape — but does not validate member.linkname, does not reject symlink/hardlink members, and calls...

GHSA-XX64-WWV2-HCQQ astral-tokio-tar: `unpack_in` can chmod arbitrary directories by following symlinks

Impact In versions 0.6.0 and earlier of astral-tokio-tar, the unpackin API could inadvertently modify the permissions of external i.e. non-archive directories outside of the archive. An attacker could use this to contrite a tar archive that maliciously changes directory permissions outside of its...

astral-tokio-tar: `unpack_in` can chmod arbitrary directories by following symlinks

Impact In versions 0.6.0 and earlier of astral-tokio-tar, the unpackin API could inadvertently modify the permissions of external i.e. non-archive directories outside of the archive. An attacker could use this to contrite a tar archive that maliciously changes directory permissions outside of its...

CVE-2026-43127 ntfs3: fix circular locking dependency in run_unpack_ex

In the Linux kernel, the following vulnerability has been resolved: ntfs3: fix circular locking dependency in rununpackex Syzbot reported a circular locking dependency between wnd-rwlock sbi-used.bitmap and ni-file.runlock. The deadlock scenario: 1. ntfsextendmft takes ni-file.runlock then...

EUVD-2026-27166

An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 introduced in 2.24.7;...

CVE-2026-44029

An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 introduced in 2.24.7;...

CVE-2026-44029

An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 introduced in 2.24.7;...

CVE-2026-44029

An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 introduced in 2.24.7;...

CVE-2026-44029

An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 introduced in 2.24.7;...

CVE-2026-44029

An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 introduced in 2.24.7;...

Nix 安全漏洞

Nix is a package manager developed by Nix itself. Versions of Nix prior to 2.34.7 contained a security vulnerability. This vulnerability stemmed from directory traversal attacks using the nix-prefetch-url --unpack or nix store prefetch-file --unpack commands, allowing access to and writing...

shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs

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OSV-2026-653 Heap-buffer-overflow in generic_unpack

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507413960 Crash type: Heap-buffer-overflow READ 2 Crash state: genericunpack exrdecodingrun Imf40::checkCoreFile...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal through the shutil.unpackarchive function. An attacker can write files outside the intended extraction directory by supplying a ZIP archive containing absolute Windows paths C:\.... Details A Directory Traversal...

CVE-2026-3087

If shutil.unpackarchive is given a ZIP archive with an absolute Windows path containing a drive C:\... then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability...

UBUNTU-CVE-2026-3087

If shutil.unpackarchive is given a ZIP archive with an absolute Windows path containing a drive C:\... then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability...

CVE-2026-3087

If shutil.unpackarchive is given a ZIP archive with an absolute Windows path containing a drive C:\... then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability...

PSF-2026-22

If shutil.unpackarchive is given a ZIP archive with an absolute Windows path containing a drive C:\... then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability...

CVE-2026-3087 shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs

If shutil.unpackarchive is given a ZIP archive with an absolute Windows path containing a drive C:\... then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability...

CVE-2026-3087 shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs

If shutil.unpackarchive is given a ZIP archive with an absolute Windows path containing a drive C:\... then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability...