CVE-2026-42557 jupyterlab: Command linker attributes in HTML enable one-click command execution from untrusted content

jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. Prior to 4.5.7, JupyterLab's HTML sanitizer allowlists data-commandlinker-command and data-commandlinker-args on button elements, while CommandLinker listens for all cli...

CVE-2026-42557

jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. Prior to 4.5.7, JupyterLab's HTML sanitizer allowlists data-commandlinker-command and data-commandlinker-args on button elements, while CommandLinker listens for all cli...

Security update for python-jupyterlab (important)

openSUSE Security Update: Security update for python-jupyterlab Announcement ID: openSUSE-SU-2026:0165-1 Rating: important References: 1264348 Cross-References: CVE-2026-40171 Affected Products: openSUSE Backports SLE-15-SP7 An update that fixes one vulnerability is now available. Description: Th...

BIT-JUPYTER-NOTEBOOK-2026-40171 Jupyter Notebook and JupyterLab token theft via stored XSS in help command linker

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

BIT-JUPYTER-BASE-NOTEBOOK-2026-40171 Jupyter Notebook and JupyterLab token theft via stored XSS in help command linker

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

CLSA-2026-1778237657 binutils: Fix of 4 CVEs

CVE-2025-5244: fix ld segfault on fuzzed object via NULL group head - CVE-2025-5245: fix segv in objdump debugtypesamep and debugwritetype on incomplete enum types - CVE-2026-3441: fix xcofflink XTYLD xscnlen out-of-bounds index - CVE-2026-3442: fix xcofflink rsymndx out-of-bounds sym hash index...

SUSE CVE-2026-40171

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

Cross-site Scripting (XSS)

Overview @jupyterlab/apputils is a JupyterLab - Application Utilities Affected versions of this package are vulnerable to Cross-site Scripting XSS via the handling of data-commandlinker-command and data-commandlinker-args attributes in HTML content. An attacker can execute arbitrary commands,...

GHSA-MQCG-5X36-VFCG JupyterLab's command linker attributes in HTML enable one-click command execution from untrusted content

JupyterLab's HTML sanitizer allowlists data-commandlinker-command and data-commandlinker-args on button elements, while CommandLinker listens for all click events on document.body and executes the named command without checking whether the element came from trusted JupyterLab UI. A notebook with ...

Cross-site Scripting (XSS)

Overview @jupyterlab/rendermime-interfaces is a JupyterLab - Interfaces for Mime Renderers Affected versions of this package are vulnerable to Cross-site Scripting XSS via the handling of data-commandlinker-command and data-commandlinker-args attributes in HTML content. An attacker can execute...

CVE-2026-40171

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

CVE-2026-40171

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

CVE-2026-40171 Jupyter Notebook and JupyterLab token theft via stored XSS in help command linker

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

CVE-2026-40171 Jupyter Notebook and JupyterLab token theft via stored XSS in help command linker

In Jupyter Notebook versions 7.0.0 through 7.5.5, JupyterLab versions 4.5.6 and earlier, and the corresponding @jupyter-notebook/help-extension and @jupyterlab/help-extension packages before 7.5.6 and 4.5.7, a stored cross-site scripting issue in the help command linker can be chained with...

Jupyter多款产品 跨站脚本漏洞

Jupyter Notebook is an open-source web application developed by Project Jupyter, designed for creating and sharing code along with explanatory text documents. JupyterLab is another open-source project developed by JupyterLab, offering an extensible environment for interactive and reproducible...

CLSA-2026-1777890711 flatpak: Fix of CVE-2026-34079

CVE-2026-34079: fix arbitrary host file deletion via app-controlled ld.so cache symlink in flatpakswitchsymlinkandremove...

WordPress Internal Link Juicer: SEO Auto Linker for WordPress plugin <= 2.24.6 - Unauthenticated Reflected Cross-Site Scripting vulnerability

Unauthenticated Reflected Cross-Site Scripting vulnerability discovered by Asaf Mozes in WordPress Plugin Internal Link Juicer: SEO Auto Linker for WordPress versions = 2.24.6...

Open Redirect

Overview @jupyter-notebook/help-extension is a Jupyter Notebook - Help Extension Affected versions of this package are vulnerable to Open Redirect in the CommandLinker class. An attacker can steal authentication tokens and gain unauthorized access to user accounts by convincing a user to open a...

Open Redirect

Overview notebook is a web application that allows you to create and share documents that contain live code, equations, visualizations, and explanatory text. Affected versions of this package are vulnerable to Open Redirect in the CommandLinker class. An attacker can steal authentication tokens a...

Amazon Linux 2023 : flatpak, flatpak-devel, flatpak-libs (ALAS2023-2026-1601)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1601 advisory. A complete sandbox escape vulnerability exists in Flatpak before 1.16.4. The Flatpak portal accepts paths in the sandbox-expose options which can be app-controlled symlinks pointing at arbitra...