GO-2026-5802 Incus has an arbitrary file write via path traversal in S3 multipart upload in github.com/lxc/incus

Incus has an arbitrary file write via path traversal in S3 multipart upload in github.com/lxc/incus...

GO-2026-5498 Portainer has a path traversal in backup archive extraction that allows arbitrary file write in github.com/portainer/portainer

Portainer has a path traversal in backup archive extraction that allows arbitrary file write in github.com/portainer/portainer. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...

pip Path Traversal vulnerability

When pip is installing and extracting a maliciously crafted wheel archive, files may be extracted outside the installation directory. The path traversal is limited to prefixes of the installation directory, thus isn't able to inject or overwrite executable files in typical situations...

PYSEC-2026-1796 pip Path Traversal vulnerability

When pip is installing and extracting a maliciously crafted wheel archive, files may be extracted outside the installation directory. The path traversal is limited to prefixes of the installation directory, thus isn't able to inject or overwrite executable files in typical situations...

PYSEC-2026-1852 Python-Multipart has Arbitrary File Write via Non-Default Configuration

Summary A Path Traversal vulnerability exists when using non-default configuration options UPLOADDIR and UPLOADKEEPFILENAME=True. An attacker can write uploaded files to arbitrary locations on the filesystem by crafting a malicious filename. Details When UPLOADDIR is set and UPLOADKEEPFILENAME is...

PYSEC-2026-1218 BentoML has a Path Traversal via Bentofile Configuration

Summary BentoML's bentofile.yaml configuration allows path traversal attacks through multiple file path fields description, docker.setupscript, docker.dockerfiletemplate, conda.environmentyml. An attacker can craft a malicious bentofile that, when built by a victim, exfiltrates arbitrary files fr...

PYSEC-2026-2047 Wheel Affected by Arbitrary File Permission Modification via Path Traversal in wheel unpack

Summary - Vulnerability Type: Path Traversal CWE-22 leading to Arbitrary File Permission Modification. - Root Cause Component: wheel.cli.unpack.unpack function. - Affected Packages: 1. wheel Upstream source 2. setuptools Downstream, vendors wheel - Severity: High Allows modifying system file...

Wheel Affected by Arbitrary File Permission Modification via Path Traversal in wheel unpack

Summary - Vulnerability Type: Path Traversal CWE-22 leading to Arbitrary File Permission Modification. - Root Cause Component: wheel.cli.unpack.unpack function. - Affected Packages: 1. wheel Upstream source 2. setuptools Downstream, vendors wheel - Severity: High Allows modifying system file...

PYSEC-2026-1469 jaraco.context Has a Path Traversal Vulnerability

Summary There is a Zip Slip path traversal vulnerability in the jaraco.context package affecting setuptools as well, in jaraco.context.tarball function. The vulnerability may allow attackers to extract files outside the intended extraction directory when malicious tar archives are processed. The...

PYSEC-2026-2053 Weblate wlc path traversal vulnerability: Unsanitized API slugs in download command

Impact Multi-translation download could write to an arbitrary location when instructed by a crafted server. Patches https://github.com/WeblateOrg/wlc/pull/1128 Workarounds Do not use wlc download with untrusted servers. References This issue was reported to us by wh1zee via HackerOne...

PYSEC-2026-1430 GuardDog Path Traversal Vulnerability Leads to Arbitrary File Overwrite and RCE

Summary A path traversal vulnerability exists in GuardDog's safeextract function that allows malicious PyPI packages to write arbitrary files outside the intended extraction directory, leading to Arbitrary File Overwrite and Remote Code Execution on systems running GuardDog. CWE: CWE-22 Improper...

PYSEC-2026-1678 MONAI has Path Traversal (Zip Slip) in NGC Private Bundle Download

Summary A Path Traversal Zip Slip vulnerability exists in MONAI's downloadfromngcprivate function. The function uses zipfile.ZipFile.extractall without path validation, while other similar download functions in the same codebase properly use the existing safeextractmember function. This appears t...

PYSEC-2026-1097 AIOHTTP vulnerable to brute-force leak of internal static file path components

Summary Path normalization for static files prevents path traversal, but opens up the ability for an attacker to ascertain the existence of absolute path components. Impact If an application uses web.static not recommended for production deployments, it may be possible for an attacker to ascertai...

PYSEC-2026-1700 NiceGUI has a path traversal in app.add_media_files() allows arbitrary file read

Summary A directory traversal vulnerability in NiceGUI's App.addmediafiles allows a remote attacker to read arbitrary files on the server filesystem. Details Hello, I am Seungbin Yang, a university student studying cybersecurity. While reviewing the source code of the repository, I discovered a...

PYSEC-2026-1841 Pyrofork has a Path Traversal in download_media Method

Summary The downloadmedia method in Pyrofork does not sanitize filenames received from Telegram messages before using them in file path construction. This allows a remote attacker to write files to arbitrary locations on the filesystem by sending a specially crafted document with path traversal...

PYSEC-2026-1389 fontTools is Vulnerable to Arbitrary File Write and XML injection in fontTools.varLib

Summary The fonttools varLib or python3 -m fontTools.varLib script has an arbitrary file write vulnerability that leads to remote code execution when a malicious .designspace file is processed. The vulnerability affects the main code path of fontTools.varLib, used by the fonttools varLib CLI and...

PYSEC-2026-1255 clearml is vulnerable to Path Traversal through its `safe_extract` function

A vulnerability in clearml versions before 2.0.2 allows for path traversal due to improper handling of symbolic and hard links in the safeextract function. This flaw can lead to arbitrary file writes outside the intended directory, potentially resulting in remote code execution if critical files...

PYSEC-2026-2071 ZenML is vulnerable to Path Traversal through its `PathMaterializer` class

ZenML version 0.83.1 is affected by a path traversal vulnerability in the PathMaterializer class. The load function uses ispathwithindirectory to validate files during data.tar.gz extraction, which fails to effectively detect symbolic and hard links. This vulnerability can lead to arbitrary file...

PYSEC-2026-1634 ml-logger has path traversal in the file argument

A vulnerability was identified in geyang ml-logger 0.10.36 and prior. Affected by this vulnerability is the function loghandler of the file mllogger/server.py. Such manipulation of the argument File leads to path traversal. It is possible to launch the attack remotely. The exploit is publicly...

PYSEC-2026-1672 MobSF Path Traversal in GET /download/<filename> using absolute filenames

Summary The GET /download/ route uses string path verification via os.path.commonprefix, which allows an authenticated user to download files outside the DWDDIR download directory from "neighboring" directories whose absolute paths begin with the same prefix as DWDDIR e.g., .../downloadsbak,...