PT-2026-44397

Name of the Vulnerable Software and Affected Versions PyJWT versions 2.8.0 through 2.12.1 Description When verifying detached JWS tokens using the unencoded-payload option "b64": false, RFC 7797, the software performs Base64URL decoding of the compact-serialization payload segment before enforcin...

pyjwt: PyJWT accepts unknown `crit` header extensions (RFC 7515 §4.1.11 MUST violation)

A missing verification step has been discovered in PyJWT. PyJWT does not validate the crit Critical Header Parameter defined in RFC 7515 §4.1.11. When a JWS token contains a crit array listing extensions that PyJWT does not understand, the library accepts the token instead of rejecting it. This...

CVE-2026-44345: Improper Neutralization of Special Elements used in an OS Command

BentoML is a Python library for building online serving systems optimized for AI apps and model inference. Prior to 1.4.39, src/bentoml/internal/container/frontend/dockerfile/templates/basev2.j2 interpolates docker.baseimage raw with no escaping, newline filtering, or validation. A malicious...

PyPDF Loop DoS

The vulnerability of the Python library for working with PDF files, PyPDF, is related to the execution of a loop with an unreachable exit condition. Exploiting this vulnerability can allow an attacker to cause a service failure...

PyPDF2 Algorithmic Complexity DoS

The vulnerability of the PyPDF2 library for processing PDF files is related to algorithmic complexity. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

[SECURITY] Fedora 44 Update: python-urllib3-2.7.0-1.fc44

urllib3 is a powerful, user-friendly HTTP client for Python. urllib3 brings many critical features that are missing from the Python standard libraries: =E2=80=A2 Thread safety. =E2=80=A2 Connection pooling. =E2=80=A2 Client-side SSL/TLS verification. =E2=80=A2 File uploads with multipart encoding...

Directory Traversal

Overview zrok is a zrok Affected versions of this package are vulnerable to Directory Traversal due to Alice exposing a Python SDK ProxyShare with a fixed target URL. Bob sends a request to the share with an absolute URL in the path. The Flask handler passes that path to urllib.parse.urljoin, whi...

cpython: wsgiref.headers.Headers allows header newline injection in Python

Missing newline filtering has been discovered in Python. User-controlled header names and values containing newlines can allow injecting HTTP headers...

cpython: wsgiref.headers.Headers allows header newline injection in Python

Missing newline filtering has been discovered in Python. User-controlled header names and values containing newlines can allow injecting HTTP headers...

Impacket 0.13.1

Impacket is a collection of Python classes for working with network protocols. Impacket is focused on providing low-level programmatic access to the packets and, for some protocols e.g. SMB1-3 and MSRPC, the protocol implementation itself. Packets can be constructed from scratch, as well as parse...

[SECURITY] Fedora 44 Update: GitPython-3.1.50-1.fc44

GitPython is a python library used to interact with git repositories, high-level like git-porcelain, or low-level like git-plumbing. It provides abstractions of git objects for easy access of repository data, a nd additionally allows you to access the git repository more directly using eith er a...

[SECURITY] Fedora 42 Update: GitPython-3.1.50-1.fc42

GitPython is a python library used to interact with git repositories, high-level like git-porcelain, or low-level like git-plumbing. It provides abstractions of git objects for easy access of repository data, a nd additionally allows you to access the git repository more directly using eith er a...

PT-2026-41117

Name of the Vulnerable Software and Affected Versions Amazon SageMaker Python SDK versions prior to 2.257.2 Amazon SageMaker Python SDK versions prior to 3.8.0 Description The ModelBuilder/Serve component stores sensitive information in cleartext. A remote authenticated actor with permissions to...

MAL-2026-3701 Malicious code in api-request-helpers (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 c8e8b70ac4deca30691d583ac6891034222b7458bf5ba9e7b86cf5e6627d8abb During installation, package exfiltrates some basic info to a GitHub issue comment, and then attempt to set up a persistent infostealer focused on exfiltrating...

PYSEC-2026-141

urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0...

CVE-2026-44431

urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0...

DEBIAN-CVE-2026-44432

urllib3 is an HTTP client library for Python. From 2.6.0 to before 2.7.0, urllib3 could decompress the whole response instead of the requested portion 1 during the second HTTPResponse.readamt=N call when the response was decompressed using the official Brotli library or 2 when...

UBUNTU-CVE-2026-44431

urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0...

CVE-2026-44431

urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connectionfromurl.urlopen..., assertsamehost=False still forward these sensitive headers. This vulnerability is fixed in 2.7.0...

UBUNTU-CVE-2026-44307

Mako is a template library written in Python. Prior to 1.3.12, on Windows, a URI using backslash traversal e.g. ....\ secret.txt bypasses the directory traversal check in Template.init and the posixpath-based normalization in TemplateLookup.gettemplate, allowing reads of files outside the...