PYSEC-2026-1639 mlflow Creates of Temporary File in Directory with Insecure Permissions

In mlflow version 2.20.3, the temporary directory used for creating Python virtual environments is assigned insecure world-writable permissions 0o777. This vulnerability allows an attacker with write access to the /tmp directory to exploit a race condition and overwrite .py files in the virtual...

PYSEC-2026-1560 llama-index-core vulnerable to Uncontrolled Resource Consumption

The SimpleDirectoryReader component in llamaindex.core version 0.12.23 suffers from uncontrolled memory consumption due to a resource management flaw. The vulnerability arises because the user-specified file limit numfileslimit is applied after all files in a directory are loaded into memory. Thi...

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-2026-1679 Moonraker affected by LDAP search filter injection

Impact Instances of Moonraker configured with the ldap component enabled are vulnerable to LDAP search filter injection techniques via the login endpoint. The 401 error response message can be used to determine whether or not a search was successful, allowing for brute force methods to discover...

PYSEC-2026-1272 Copier safe template has arbitrary filesystem write access via directory symlinks when _preserve_symlinks: true

Impact Copier suggests that it's safe to generate a project from a safe template, i.e. one that doesn't use unsafe features like custom Jinja extensions which would require passing the --UNSAFE,--trust flag. As it turns out, a safe template can currently write to arbitrary directories outside the...

PYSEC-2026-1947 Swing Music has a Directory Traversal & Filesystem can be accessed by a non-admin user

Summary Swing Music's listfolders function in the /folder/dir-browser endpoint is vulnerable to directory traversal attacks. Any authenticated user including non-admin can browse arbitrary directories on the server filesystem. Details The @api.post"/dir-browser" endpoint lacks proper path...

virtualenv Has TOCTOU Vulnerabilities in Directory Creation

ImpactTOCTOU Time-of-Check-Time-of-Use vulnerabilities in virtualenv allow local attackers to perform symlink-based attacks on directory creation operations. An attacker with local access can exploit a race condition between directory existence checks and creation to redirect virtualenv's appdata...

PYSEC-2026-2044 Werkzeug safe_join() allows Windows special device names with compound extensions

Werkzeug's safejoin function allows path segments with Windows device names that have file extensions or trailing spaces. On Windows, there are special device names such as CON, AUX, etc that are implicitly present and readable in every directory. Windows still accepts them with any file extensio...

Werkzeug safe_join() allows Windows special device names with compound extensions

Werkzeug's safejoin function allows path segments with Windows device names that have file extensions or trailing spaces. On Windows, there are special device names such as CON, AUX, etc that are implicitly present and readable in every directory. Windows still accepts them with any file extensio...

PYSEC-2026-1454 Home Assistant Core before is vulnerable to Directory Traversal

Home Assistant Core before v2025.8.0 is vulnerable to Directory Traversal. The Downloader integration does not fully validate file paths during concatenation, leaving a path traversal vulnerability...

PYSEC-2026-1262 ComposioHQ has a directory traversal vulnerability

Directory Traversal vulnerability in ComposioHQ v.0.7.20 allows a remote attacker to obtain sensitive information via the downloadfileordir function...

PYSEC-2026-1486 Keras Directory Traversal Vulnerability

Summary Keras's keras.utils.getfile function is vulnerable to directory traversal attacks despite implementing filtersafepaths. The vulnerability exists because extractarchive uses Python's tarfile.extractall method without the security-critical filter="data" parameter. A PATHMAX symlink resoluti...

PYSEC-2026-2046 Werkzeug safe_join() allows Windows special device names

Werkzeug's safejoin function allows path segments with Windows device names. On Windows, there are special device names such as CON, AUX, etc that are implicitly present and readable in every directory. sendfromdirectory uses safejoin to safely serve files at user-specified paths under a director...

PYSEC-2026-1773 pgAdmin has vulnerability in LDAP authentication mechanism that allows bypassing TLS certificate verification

pgAdmin = 9.9 is affected by a vulnerability in the LDAP authentication mechanism allows bypassing TLS certificate verification...

PYSEC-2026-1316 Dosage vulnerable to a Directory Traversal through crafted HTTP responses

Impact When downloadinging comic images, Dosage constructs target file names from different aspects of the remote comic page URL, image URL, page content, etc.. While the basename is properly stripped of directory-traversing characters, the file extension is taken from the HTTP Content-Type heade...

PYSEC-2026-1198 AstrBot contains a directory traversal vulnerability

AstrBot Project v3.5.22 contains a directory traversal vulnerability. The handler function installpluginupload of the interface '/plugin/install-upload' parses the filename from the request body provided by the user, and directly uses the filename to assign to filepath without checking the validi...

PYSEC-2026-1640 MLflow Tracking Server Model Creation Directory Traversal Remote Code Execution Vulnerability

MLflow Tracking Server Model Creation Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MLflow Tracking Server. Authentication is not required to exploit this vulnerability. The specific flaw...

PYSEC-2026-1556 llama-index has Insecure Temporary File

The llamaindex library version 0.12.33 sets the NLTK data directory to a subdirectory of the codebase by default, which is world-writable in multi-user environments. This configuration allows local users to overwrite, delete, or corrupt NLTK data files, leading to potential denial of service, dat...

PYSEC-2026-1603 Mammoth is vulnerable to Directory Traversal

Versions of the package mammoth from 0.3.25 and before 1.11.0; versions of the package mammoth from 0.3.25 and before 1.11.0; versions of the package mammoth before 1.11.0; versions of the package org.zwobble.mammoth:mammoth before 1.11.0 are vulnerable to Directory Traversal due to the lack of...

PYSEC-2026-1296 Django vulnerable to partial directory traversal via archives

An issue was discovered in Django 4.2 before 4.2.25, 5.1 before 5.1.13, and 5.2 before 5.2.7. The django.utils.archive.extract function, used by the "startapp --template" and "startproject --template" commands, allows partial directory traversal via an archive with file paths sharing a common...