PT-2026-53800

Summary ChatterBot's UbuntuCorpusTrainer.extract uses a predictable, home-rooted output directory /ubuntu data/ubuntu dialogs with a check-then-create pattern if not os.path.exists: os.makedirs followed by tar.extractallpath=self.data path. A local attacker who pre-plants a symlink at the...

CVE-2026-49248 OneDev: RCE through absolute-path symlink following allows low-privileged users to overwrite arbitrary server via TarUtils.untar

OneDev is a Git server with CI/CD, kanban, and packages. In versions 15.0.6 and below, TarUtils.untar creates symbolic links verbatim from TAR entry getLinkName without validating whether the target is an absolute path. A subsequent file entry in the same archive traverses the symlink, writing to...

dotnet: .NET: Local file tampering via link following vulnerability

A flaw was found in .NET's System.Formats.Tar library. When extracting a specially crafted TAR archive containing symbolic links, the TarFile.ExtractToDirectory method may incorrectly follow those links and write files outside the intended extraction directory. An attacker could exploit this issu...

dotnet: .NET: Local file tampering via link following vulnerability

A flaw was found in .NET's System.Formats.Tar library. When extracting a specially crafted TAR archive containing symbolic links, the TarFile.ExtractToDirectory method may incorrectly follow those links and write files outside the intended extraction directory. An attacker could exploit this issu...

Security Bulletin: DataStage on Cloud Pak for Data has several vulnerabilities due to open source software

Summary Open source packages are used as part of the overall processing in DataStage on Cloud Pak for Data. Vulnerability Details CVEID:CVE-2025-67735 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.129.Final and 4.2.8.Final, the...

GHSA-7Q4V-2MR6-5GPX Microsoft Security Advisory CVE-2026-45491 – .NET Tampering Vulnerability

Executive Summary Microsoft is releasing this security advisory to provide information about a vulnerability in System.Formats.Tar. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A tampering vulnerability exists in the...

CVE-2026-46383

Microsoft APM is an open-source, community-driven dependency manager for AI agents. Prior to 0.13.0, Microsoft APM contains a Windows-specific archive extraction boundary failure in the legacy-bundle probe used by apm install on supported Python 3.10 and 3.11 runtimes. When apm install is given a...

CVE-2026-44340

PraisonAI is a multi-agent teams system. Prior to version 4.6.37, 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...

CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

CVE-2026-41010

The CVE describes a shell command-injection in BOSH Director during ReleaseJob#unpack: the code constructs a shell command using a name value taken verbatim from attacker-supplied release.MF and interpolates it into tar -C … -xf …, then executes via /bin/sh -c. Although the directory is created w...

CVE-2026-41010

ReleaseJobunpack builds jobdir = File.join@releasedir, 'jobs', name and jobtgz = File.join@releasedir, 'jobs', "name.tgz" where name returns @jobmeta'name', a value taken verbatim from the jobs: array of the attacker-supplied release.MF inside the uploaded tarball. These paths are then interpolat...

CVE-2026-41011

PackagePersister.validatetgz builds "tar -tf tgz 2&1" where tgz = File.joinreleasedir, 'packages', "name.tgz" and name = packagemeta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

CVE-2026-41011

The CVE affects BOSH: all versions prior to v282.1.12 (inclusive). PackagePersister.validate_tgz constructs a tar command (tar -tf #{tgz}) using a name derived from release.MF without Shellwords.escape, and passes it to Bosh::Common::Exec.sh (via /bin/sh -c). The Models::Package validation runs a...

CVE-2026-41011

PackagePersister.validatetgz builds "tar -tf tgz 2&1" where tgz = File.joinreleasedir, 'packages', "name.tgz" and name = packagemeta'name' comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x — i.e., /bin/sh -c. No...

PT-2026-46136

Name of the Vulnerable Software and Affected Versions BOSH Director versions prior to 282.1.12 Description The ReleaseJobunpack function constructs file paths using the name variable, which is retrieved from the jobs: array within an attacker-supplied release.MF file inside an uploaded tarball...

USN-8367-1: tar-fs vulnerabilities

It was discovered that tar-fs did not properly limit paths when extracting crafted tar files. An attacker could possibly use this issue to write or overwrite files outside the intended extraction directory. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. CVE-2024-12905 It was...

EUVD-2026-33057

Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. From 2.33.0 to before 2.33.8, Portainer's backup restore feature accepts a .tar.gz archive and extracts it to a target...

USN-8307-1 onnx vulnerability

It was discovered that ONNX did not properly validate paths when extracting tar archives during model downloads. An attacker could possibly use this issue to overwrite arbitrary files on the system...