CVE-2026-53539 Python-Multipart: Quadratic-time querystring parsing with semicolon separators causes CPU denial of service

Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.30, when parsing application/x-www-form-urlencoded bodies, QuerystringParser located the field separator with a two step lookup: it first scanned the entire remaining buffer for &, and only when no & existed anywhere ahead...

CVE-2026-53539

CVE-2026-53539 (Python-Multipart) affects the Python-Multipart streaming multipart parser. Prior to 0.0.30, parsing application/x-www-form-urlencoded bodies used a two-step field separator lookup, causing an O(B^2) worst-case workload per chunk when semicolon is used as the separator and no amper...

CVE-2026-53539

Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.30, when parsing application/x-www-form-urlencoded bodies, QuerystringParser located the field separator with a two step lookup: it first scanned the entire remaining buffer for &, and only when no & existed anywhere ahead...

CVE-2026-54280 AIOHTTP: Payload Response Resources Are Not Closed After Mid-Body Disconnect

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, payload resources are not closed correctly when a client disconnects in the middle of a write. If a payload is using an open file or similar limited resource, then an attacker may be able to cause...

CVE-2026-50269 AIOHTTP: CRLF injection in multipart headers

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.0, attacker-controlled input included into multipart/payload headers can be used to modify a request to inject additional headers or similar. In the unlikely situation that an application is passing...

urllib3: urllib3: Denial of Service due to excessive HTTP response decompression

A flaw was found in urllib3, an HTTP client library for Python. This vulnerability allows a remote attacker to cause excessive resource consumption, such as high CPU usage and massive memory allocation, on the client side. This occurs when urllib3 attempts to decompress an entire HTTP response,...

Important: Red Hat Security Advisory: python3.14-urllib3 security update

An update for python3.14-urllib3 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

urllib3: urllib3: Information disclosure via cross-origin redirects forwarding sensitive headers

A flaw was found in urllib3, an HTTP client library for Python. When using the low-level API via ProxyManager.connectionfromurl.urlopen with assertsamehost=False, cross-origin redirects can still forward sensitive headers. This could allow a remote attacker to gain unauthorized access to sensitiv...

OPENSUSE-SU-2026:21017-1 Security update for python-click

This update for python-click fixes the following issue - CVE-2026-7246: Arbitrary command execution via command injection in click.edit bsc1263898...

SUSE-SU-2026:22254-1 Security update for python-click

This update for python-click fixes the following issue - CVE-2026-7246: Arbitrary command execution via command injection in click.edit bsc1263898...

SUSE-SU-2026:22321-1 Security update for python-click

This update for python-click fixes the following issue - CVE-2026-7246: Arbitrary command execution via command injection in click.edit bsc1263898...

CVE-2026-10561

IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined with an authentication bypass that allows an unauthenticated attacker to execute arbitrary code on the host system, resulting in complete compromise...

EUVD-2026-38245

IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined with an authentication bypass that allows an unauthenticated attacker to execute arbitrary code on the host system, resulting in complete compromise...

SUSE-SU-2026:2488-1 Security update for python-lxml

This update for python-lxml fixes the following issue - CVE-2026-41066: information disclosure via untrusted XML input leading to local file read bsc1263254...

Security update for python-urllib3

This update for python-urllib3 fixes the following issue CVE-2026-44431: sensitive information disclosure due to sensitive headers being forwarded across origins in proxied low-level redirects bsc1265267. Patch Instructions: To install this SUSE update use the SUSE recommended installation method...

SUSE-SU-2026:2486-1 Security update for python-urllib3

This update for python-urllib3 fixes the following issue - CVE-2026-44431: sensitive information disclosure due to sensitive headers being forwarded across origins in proxied low-level redirects bsc1265267...

MAL-2026-6262 Malicious code in inversiones-common (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 347a767ebbbb5843e6b005c167d98c9ab7b3ea943fadd88401682f2a2b14b2a4 setup.py executes a beacon function at module top level before setup is called, so the payload fires automatically on pip install inversiones-common...

RHEL 10 : python3.14-urllib3 (RHSA-2026:27929)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:27929 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

Amazon Linux 2 : python-urllib3, --advisory ALAS2-2026-3377 (ALAS-2026-3377)

The version of python-urllib3 installed on the remote host is prior to 1.25.9-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3377 advisory. urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level...

PT-2026-51298

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.9.3 Description Improper isolation of Python execution combined with an authentication bypass allows an unauthenticated remote attacker to execute arbitrary code on the host system, leading to a comple...