CVE-2026-118599

A file overwrite vulnerability exists in Epiphany (version >= 47.0 ) when installing WebExtension packages from .xpi files. The root cause is that the decompress_xpi_thread() function in src/webextension/ephy-web-extension-manager.c uses libarchive with archive_read_support_format_all(), allow...

CVE-2026-118599 epiphany: TAR-based .xpi with hard links can overwrite user files during WebExtension install

A file overwrite vulnerability exists in Epiphany when installing WebExtension packages from .xpi files. In src/webextension/ephy-web-extension-manager.c, decompressxpithread used libarchive with archivereadsupportformatall and filters, so the installer did not require a real ZIP. A TAR file name...

CVE-2026-113721

A flaw was found in virtualenv. A local attacker can exploit this issue by pre-creating symbolic or hard links in a destination directory before an environment is set up. Because virtualenv does not properly check or replace existing links when writing configuration and activation files, it can...

Wasmtime: WASI hard links bypass wasmtime-wasi's FilePerms for destination

Summary Wasmtime's WASI filesystem implementation lets a guest with a read-only source file capability overwrite that file by hard-linking it into another preopen that allows file writes. An attacker who can run a WASI guest can bypass WasiCtxBuilder per-preopen FilePerms and modify host files th...

GHSA-4CH3-9J33-3PMJ Wasmtime: WASI hard links bypass wasmtime-wasi's FilePerms for destination

Summary Wasmtime's WASI filesystem implementation lets a guest with a read-only source file capability overwrite that file by hard-linking it into another preopen that allows file writes. An attacker who can run a WASI guest can bypass WasiCtxBuilder per-preopen FilePerms and modify host files th...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not log conflicting inodes if it’s a directory moved in the current transaction We cannot log a conflicting inode if it’s a directory that was moved from one parent directory to another parent directory during the curre...

OESA-2026-4069 git-lfs security update

Git Large File Storage LFS replaces large files such as audio samples, videos, datasets, and graphics with text pointers inside Git, while storing the file contents on a remote server. Security Fixes: Processing an incomplete post-handshake message for a QUIC connection can cause a...

OESA-2026-4067 git-lfs security update

Git Large File Storage LFS replaces large files such as audio samples, videos, datasets, and graphics with text pointers inside Git, while storing the file contents on a remote server. Security Fixes: Processing an incomplete post-handshake message for a QUIC connection can cause a...

SUSE-SU-2026:23612-1 Security update for cpio

This update for cpio fixes the following issues: - CVE-2026-66484: improper sanitization in the tar archive extraction functionality allows for the creation of hard links outside intended directory via malicious tar archives bsc1274856. - CVE-2026-66485: improper memory management in the makepath...

Security update for cpio

This update for cpio fixes the following issues: CVE-2026-66484: path traversal allows creating hard links outside intended directory via malicious tar archives bsc1274856. CVE-2026-66485: denial of service via uncontrolled memory allocation from crafted archives bsc1274857. CVE-2026-66486:...

CVE-2026-66484

GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absolute-filenames option, the extracted file name is normalized but the tar hard-link target is passed to the linktoname function without...

CVE-2026-66484 Path Traversal in GNU cpio

GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absolute-filenames option, the extracted file name is normalized but the tar hard-link target is passed to the linktoname function without...

EUVD-2026-55256

GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absolute-filenames option, the extracted file name is normalized but the tar hard-link target is passed to the linktoname function without...

wasmtime: Wasmtime: Overwrite host files via insufficient permission checks in wasmtime-wasi

A flaw was found in Wasmtime, a runtime for WebAssembly. A WebAssembly System Interface WASI guest with a read-only source file capability can exploit this vulnerability. During hard-link creation and renaming operations, the system checks directory permissions but fails to match file permissions...

CVE-2026-58494

CVE-2026-58494 affects Wasmtime runtimes prior to the fixed versions 24.0.11, 36.0.12, 45.0.3, and 46.0.1. The issue arises in wasmtime-wasi where hard-link creation and renaming check directory permissions do not correctly match FilePerms on source and destination preopens. This can allow a WASI...

BIT-LIBPYTHON-2026-4360 Tarfile.extract() doesn't fully respect filter parameter

In the Tarfile.extract function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract function...

WASI hard links and renames bypass wasmtime-wasi's FilePerms for destination

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-4ch3-9j33-3pmj For more information see the GitHub-hosted security advisory...

RUSTSEC-2026-0188 WASI hard links and renames bypass wasmtime-wasi's FilePerms for destination

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-4ch3-9j33-3pmj For more information see the GitHub-hosted security advisory...

PraisonAI path traversal vulnerability

PraisonAI is a low-code multi-agent collaboration framework developed by Mervin Praison. Versions of PraisonAI prior to 4.6.37 contained a path traversal vulnerability. This vulnerability stemmed from the safeextractall helper function not verifying the linkname of members and not rejecting...

Gotenberg parameter injection vulnerability

Gotenberg is an open-source, developer-friendly API developed by Gotenberg. It is used to convert various document formats into PDF files. Versions of Gotenberg 8.30.1 and earlier contained a parameter injection vulnerability. This vulnerability stemmed from the fact that the metadata writing...