PSF-2026-9

The import hook in CPython that handles legacy .pyc files SourcelessFileLoader is incorrectly handled in FileLoader a base class and so does not use io.opencode to read the .pyc files. sys.audit handlers for this audit event therefore do not fire...

CVE-2026-2297

The import hook in CPython that handles legacy .pyc files SourcelessFileLoader is incorrectly handled in FileLoader a base class and so does not use io.opencode to read the .pyc files. sys.audit handlers for this audit event therefore do not fire...

CVE-2026-2297

The import hook in CPython that handles legacy .pyc files SourcelessFileLoader is incorrectly handled in FileLoader a base class and so does not use io.opencode to read the .pyc files. sys.audit handlers for this audit event therefore do not fire...

OESA-2026-1460 python3 security update

Python combines remarkable power with very clear syntax. It has modules, classes, exceptions, very high level dynamic data types, and dynamic typing. There are interfaces to many system calls and libraries, as well as to various windowing systems. New built-in modules are easily written in C or C...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

[SECURITY] Fedora 42 Update: maturin-1.9.6-3.fc42

Build and publish crates with pyo3, rust-cpython and cffi bindings as well as rust binaries as python packages...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

[SECURITY] Fedora 43 Update: maturin-1.9.6-4.fc43

Build and publish crates with pyo3, rust-cpython and cffi bindings as well as rust binaries as python packages...

Siemens SCALANCE and RUGGEDCOM Use After Free (CVE-2025-4516)

There is an issue in CPython when using bytes.decodeunicodeescape, error=ignore|replace. If you are not using the unicodeescape encoding or an error handler your usage is not affected. To work-around this issue you may stop using the error= handler and instead wrap the bytes.decode call in a try-...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

RHEL 8 : python3 (RHSA-2026:2330)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:2330 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic dat...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

Huawei EulerOS: Security Advisory for python3 (EulerOS-SA-2026-1192)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

cpython: python: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service

A flaw was found in cpython. This vulnerability allows impacted availability via a quadratic algorithm in xml.dom.minidom methods, such as appendChild, when building excessively nested documents due to a dependency on clearidcache...

Azure Linux 3.0 Security Update: python3 (CVE-2023-6507)

The version of python3 installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-6507 advisory. - An issue was found in CPython 3.12.0 subprocess module on POSIX platforms. The issue was fixed in CPython...

CPython security vulnerabilities

CPython is a Python interpreter implemented in C language by the Python Foundation. CPython has security vulnerabilities, which stem from allowing header injection via line breaks when parsing data URLs that are controlled by users...