OPENSUSE-SU-2026:11097-1 python311-aiohttp-3.14.1-1.1 on GA media

These are all security issues fixed in the python311-aiohttp-3.14.1-1.1 package on the GA media of openSUSE Tumbleweed...

OPENSUSE-SU-2026:11098-1 python311-nltk-3.10.0rc1-1.1 on GA media

These are all security issues fixed in the python311-nltk-3.10.0rc1-1.1 package on the GA media of openSUSE Tumbleweed...

Medium: python-urllib3

Issue Overview: 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...

Medium: python-urllib3

Issue Overview: 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...

Important: python3.12-pip

Issue Overview: A flaw was found in pip, the package installer for Python. A remote attacker can exploit this vulnerability by tricking a victim into installing a malicious Python wheel. This wheel contains specially crafted entry-point names that use directory traversal or absolute paths. This...

Important: python3.13-pip

Issue Overview: A flaw was found in pip, the package installer for Python. A remote attacker can exploit this vulnerability by tricking a victim into installing a malicious Python wheel. This wheel contains specially crafted entry-point names that use directory traversal or absolute paths. This...

CVE-2026-54273: Allocation of Resources Without Limits or Throttling

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, no limit was present on the number of pipelined requests that could be queued. An attacker may be able to use pipelined requests to use excessive amounts of memory, potentially leading to DoS. This...

CVE-2026-54274: Allocation of Resources Without Limits or Throttling

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, if an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use. This vulnerability is fixed in 3.14.1...

CVE-2026-54275: Improper Validation of Certificate with Host Mismatch

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, the serverhostname TLS SNI check can be bypassed when an existing connection is reused. If an application makes multiple requests to the same domain, but with different per-request serverhostname...

CVE-2026-54278: Improper Handling of Highly Compressed Data (Data Amplification)

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, during cleanup it is possible for a compressed request body to be decompressed into memory in one chunk. An attacker may be able to send a compressed payload in specific situations that could be...

CVE-2026-54280: Improper Resource Shutdown or Release

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...

Amazon Linux 2 : python, --advisory ALAS2-2026-3366 (ALAS-2026-3366)

The version of python installed on the remote host is prior to 2.7.18-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3366 advisory. http.cookies.Morsel.jsoutput returns an inline snippet and only escapes for JavaScript string context. It does not neutralize the...

What You See Is Not What You Execute: Memory-Based Runtime SBOM Generation for Supply Chain Security

Modern software development relies heavily on third-party components from public repositories, expanding the software supply chain attack surface. In response to these growing risks, federal initiatives have advanced the Software Bill of Materials SBOM as a standardized mechanism for improving...

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...

Amazon Linux 2 : vim, --advisory ALAS2-2026-3368 (ALAS-2026-3368)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3368 advisory. Vim is an open source, command line text editor. Prior to version 9.2.0495, a Vimscript code injection vulnerability exists in s:NetrwBookHistSave in the netrw plugin...

CentOS 9 : python-urllib3-1.26.5-8.el9

The remote CentOS Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the python-urllib3-1.26.5-8.el9 build changelog. - 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 v...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-54280

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Fedora 44 : python3-docs / python3.14 (2026-a2c583a4ab)

The remote Fedora 44 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2026-a2c583a4ab advisory. New Python release including bugfixes and security fixes. Tenable has extracted the preceding description block directly from the Fedora security...

Amazon Linux 2023 : python3.11, python3.11-devel, python3.11-idle (ALAS2023-2026-1832)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1832 advisory. 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.aud...