python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API

A flaw was found in the Python webbrowser.open API. If a specially crafted URL containing "%action" is processed, an attacker could bypass a previous mitigation for CVE-2026-4519. This bypass allows for command injection into the underlying shell, potentially leading to arbitrary code execution...

ALPINE-CVE-2026-11972

When using the "tarfile" module with a file opened in "streaming mode" mode="r|" the tarfile module did not properly handle EOF, making archive parsing take exponentially longer...

CVE-2026-11972

When using the "tarfile" module with a file opened in "streaming mode" mode="r|" the tarfile module did not properly handle EOF, making archive parsing take exponentially longer...

[SECURITY] [DSA 6363-1] python-urllib3 security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6363-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff June 23, 2026 https://www.debian.org/security/faq -...

CVE-2026-53753 Crawl4AI: AST Sandbox Escape via gi_frame.f_back Chain - Pre-Auth RCE in Docker API

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.7, the safeevalexpression function in the computed fields feature uses an AST validator that only blocks attributes starting with underscore. Python generator and frame object attributes giframe, fback, fbuiltins do NOT...

CVE-2026-0864

When using the "configparser" module to write configuration files containing multi-line text values with carriage return characters \r the resulting file could be injected with unexpected keys and values if the attacker controls the written value...

PYSEC-2026-243

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.2, the "Shareable Playground" or "Public Flows" in code contains a critical RCE vulnerability. Shareable Playground feature works by enabling the execution of workflows by unauthenticated users, by accessi...

CVE-2026-49444

n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerabili...

CVE-2026-48519 Langflow: Unauthenticated RCE in Shareable Playgrounds

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.2, the "Shareable Playground" or "Public Flows" in code contains a critical RCE vulnerability. Shareable Playground feature works by enabling the execution of workflows by unauthenticated users, by accessi...

CVE-2026-48519

Langflow CVE-2026-48519 exposes unauthenticated RCE via the Shareable Playground. Affected: Langflow prior to 1.9.2. Vulnerable route: /api/v1/build_public_tmp permits executing any public flow; payloads can inject arbitrary Python code into data.nodes[X].data.node.template.code.value. Impact is ...

Security Bulletin: Unauthenticated Server-Side RCE via PythonCodeStructuredTool in Public Flows

Summary Langflow OSS contains unauthenticated server-side RCE via PythonCodeStructuredTool executing attacker-controlled Python through exec at flow-build time. Sink in execself.toolcode, globals, localnamespace where toolcode is attacker-controlled template field. Two paths: A Authenticated POST...

PSF-2026-30

tarfile.extractall with the 'data' or 'tar' filter could be bypassed by a crafted archive where a hardlink references a symlink stored at a deeper name than the hardlink itself. The extraction fallback validated the symlink at it's archived location but recreated it at the hardlink's shallower...

CVE-2026-49444 n8n: Python sandbox escape

n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerabili...

EUVD-2026-38481

n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerabili...

CVE-2026-49444 n8n: Python sandbox escape

n8n is an open source workflow automation platform. Prior to 1.123.48, 2.21.8, and 2.22.4, an authenticated user with permission to create or modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. This vulnerabili...

CVE-2026-49444

CVE-2026-49444 affects n8n prior to versions 1.123.48, 2.21.8, and 2.22.4 where an authenticated user with permission to create/modify workflows containing a Python Code Node could escape the sandbox and achieve arbitrary code execution on the task runner container. The issue is fixed in 1.123.48...

ROOT-APP-PYPI-CVE-2026-21860 CVE-2026-21860 in rootio-Werkzeug - Patched by Root

Root has patched CVE-2026-21860 in the rootio-Werkzeug package for Root:PyPI. Multiple fixed versions available...

EUVD-2026-38437

picklescan before 1.0.4 fails to block at least seven Python standard library modules including uuid, osxsupport, aixsupport, pyrepl.pager, and imaplib exposing eight functions that provide direct arbitrary command execution. Attackers can craft malicious pickle files importing these unblocked...

Malicious code in toorc (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2cfd36909e089f17439dd3227c6f5ccef2fef2964dc26bbdbaaef0481b54615d On pip install and even pip download, the package's setup.py overrides the install and egginfo commands to execute a RunCommand routine that serializ...

MAL-2026-6289 Malicious code in equest (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector cfe07e7f1e241dde491d3d6f5553ed2247a6f8e1dfdf34b0eaa9943a2cba5094 The package name equest is a one-character deletion of the widely-used requests package and ships no functional library code. setup.py registers cust...