UBUNTU-CVE-2026-47180

Zeroconf is a pure Python implementation of multicast DNS service disc...

PYSEC-2026-1099 AIOHTTP's unicode processing of header values could cause parsing discrepancies

Summary The Python HTTP parser may allow a request smuggling attack with the presence of non-ASCII characters. Impact If a pure Python version of aiohttp is installed i.e. without the usual C extensions or AIOHTTPNOEXTENSIONS is enabled, then an attacker may be able to execute a request smuggling...

PYSEC-2026-1104 AIOHTTP is vulnerable to HTTP Request/Response Smuggling through incorrect parsing of chunked trailer sections

Summary The Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. Impact If a pure Python version of aiohttp is installed i.e. without the usual C extensions or AIOHTTPNOEXTENSIONS is enabled, then an attacker may be able to execu...

PYSEC-2026-1806 protobuf-python has a potential Denial of Service issue

Summary Any project that uses Protobuf pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. Reporter: Alexis Challande, Trail of Bits...

PYSEC-2026-1103 aiohttp allows request smuggling due to incorrect parsing of chunk extensions

Summary The Python parser parses newlines in chunk extensions incorrectly which can lead to request smuggling vulnerabilities under certain conditions. Impact If a pure Python version of aiohttp is installed i.e. without the usual C extensions or AIOHTTPNOEXTENSIONS is enabled, then an attacker m...

[SECURITY] Fedora 43 Update: python-mistune-3.2.1-1.fc43

The fastest markdown parser in pure Python, inspired by marked...

[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...

CVE-2026-41168

pypdf is a free and open-source pure-python PDF library. An attacker who uses a vulnerability present in versions prior to 6.10.1 can craft a PDF which leads to long runtimes. This requires cross-reference streams with wrong large /Size values or object streams with wrong large /N values. This ha...

[SECURITY] Fedora 42 Update: python-diskcache-5.6.3-12.fc42

DiskCache is an Apache2 licensed disk and file backed cache library, written in pure-Python, and compatible with Django...

[SECURITY] Fedora 44 Update: python-diskcache-5.6.3-12.fc44

DiskCache is an Apache2 licensed disk and file backed cache library, written in pure-Python, and compatible with Django...

EulerOS Virtualization 2.12.1 : protobuf (EulerOS-SA-2026-1454)

According to the versions of the protobuf packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Any project that uses Protobuf Pure-Python backendto parse untrusted Protocol Buffers data containing an arbitrary number of...

Huawei EulerOS: Security Advisory for protobuf (EulerOS-SA-2026-1511)

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...

Protobuf Pure-Python backend can be corrupted by exceeding the Python recursion limit

Any project that uses Protobuf Pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. This can result in a Denial of service by crashin...

aiohttp: AIOHTTP HTTP Request/Response Smuggling

A request smuggling flaw was found in the aiohttp python library. If a pure Python version of aiohttp is installed, without the usual C extensions, for example, or if AIOHTTPNOEXTENSIONS is enabled, an attacker can execute a request smuggling attack to bypass certain firewalls or proxy protection...

aiohttp: AIOHTTP HTTP Request/Response Smuggling

A request smuggling flaw was found in the aiohttp python library. If a pure Python version of aiohttp is installed, without the usual C extensions, for example, or if AIOHTTPNOEXTENSIONS is enabled, an attacker can execute a request smuggling attack to bypass certain firewalls or proxy protection...

aiohttp: AIOHTTP HTTP Request/Response Smuggling

A request smuggling flaw was found in the aiohttp python library. If a pure Python version of aiohttp is installed, without the usual C extensions, for example, or if AIOHTTPNOEXTENSIONS is enabled, an attacker can execute a request smuggling attack to bypass certain firewalls or proxy protection...

CVE-2025-69224

A flaw was found in aiohttp, an asynchronous HTTP client/server framework for Python. A remote attacker could exploit this vulnerability by sending requests containing non-ASCII characters to the Python HTTP parser. This could lead to a request smuggling attack, allowing the attacker to bypass...

DEBIAN-CVE-2025-69224

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below of the Python HTTP parser may allow a request smuggling attack with the presence of non-ASCII characters. If a pure Python version of AIOHTTP is installed i.e. without the usual C extensions ...

AZL-73497 CVE-2025-69224 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below of the Python HTTP parser may allow a request smuggling attack with the presence of non-ASCII characters. If a pure Python version of AIOHTTP is installed i.e. without the usual C extensions ...

UBUNTU-CVE-2025-69224

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below of the Python HTTP parser may allow a request smuggling attack with the presence of non-ASCII characters. If a pure Python version of AIOHTTP is installed i.e. without the usual C extensions ...