CVE-2025-59840 vulnerabilities

Vulnerabilities for packages: py3-jupyterlab...

CVE-2025-66648 vulnerabilities

Vulnerabilities for packages: py3-jupyterlab...

CVE-2024-21501 vulnerabilities

Vulnerabilities for packages: py3-jupyterlab...

GHSA-M9RG-MR6G-75GM vulnerabilities

Vulnerabilities for packages: py3-jupyterlab...

PYSEC-2026-688 JupyterLab: XSS due to lack of sanitization of the action attribute of an html <form>

Impact Untrusted notebook can execute code on load. This is a remote code execution, but requires user action to open a notebook. Patches Patched in the following versions: 3.1.4, 3.0.17, 2.3.2, 2.2.10, 1.2.21. References OWASP Page on Restricting Form Submissions For more information If you have...

OPENSUSE-SU-2026:11138-1 jupyter-jupyterlab-templates-0.5.3-2.1 on GA media

These are all security issues fixed in the jupyter-jupyterlab-templates-0.5.3-2.1 package on the GA media of openSUSE Tumbleweed...

GHSA-436Q-JWFR-RM2H jupyterlab-git excluded_paths Case-Sensitivity Bypass Allows Reading Excluded Directories

Summary jupyterlab-git 0.53.0 latest, 2026-04-30 uses fnmatch.fnmatchcase in GitHandler.prepare jupyterlabgit/handlers.py:91 to enforce the admin-configured excludedpaths security control. Because fnmatchcase is unconditionally case-sensitive, an authenticated user on a case-insensitive filesyste...

Improper Handling of Case Sensitivity

Overview jupyterlab-git is an A JupyterLab extension for version control using git Affected versions of this package are vulnerable to Improper Handling of Case Sensitivity in the prepare function due to improper enforcement of excluded directory paths on case-insensitive filesystems. An attacker...

jupyterlab-git excluded_paths Case-Sensitivity Bypass Allows Reading Excluded Directories

Summary jupyterlab-git 0.53.0 latest, 2026-04-30 uses fnmatch.fnmatchcase in GitHandler.prepare jupyterlabgit/handlers.py:91 to enforce the admin-configured excludedpaths security control. Because fnmatchcase is unconditionally case-sensitive, an authenticated user on a case-insensitive filesyste...

Cross-site Scripting (XSS)

Overview @jupyterlab/git is an A JupyterLab extension for version control using git Affected versions of this package are vulnerable to Cross-site Scripting XSS in the createHeader method. An attacker can execute arbitrary JavaScript in another user's browser session by crafting a malicious...

GHSA-F962-V9HR-PFG5 jupyterlab-git extension: Stored XSS leading to RCE

Overview Amazon Web Services AWS Security has identified a stored cross-site scripting XSS issue in the jupyterlab-git JupyterLab extension that can lead to remote code execution RCE. The issue exists in the PlainTextDiff.ts component, where the createHeader method passes Git filenames directly t...

jupyterlab-git extension: Stored XSS leading to RCE

Overview Amazon Web Services AWS Security has identified a stored cross-site scripting XSS issue in the jupyterlab-git JupyterLab extension that can lead to remote code execution RCE. The issue exists in the PlainTextDiff.ts component, where the createHeader method passes Git filenames directly t...

GHSA-VMHF-C436-HXJ4 JupyterLab: Stored XSS in extension manager through package metadata unsanitized URI protocol

A malicious PyPI package can place a javascript: URL in its project.urls metadata. JupyterLab's Extension Manager renders this as the extension's home-page link without validating the protocol, so a user who clicks the extension name executes attacker-controlled JavaScript in the JupyterLab origi...

PT-2026-51065

Name of the Vulnerable Software and Affected Versions jupyterlab-git affected versions not specified Description A stored cross-site scripting XSS issue exists in the PlainTextDiff.ts component of the jupyterlab-git extension. The createHeader function passes Git filenames directly to innerHTML...

PT-2026-51066

Name of the Vulnerable Software and Affected Versions jupyterlab-git versions prior to 0.54.0 Description An authenticated user on a case-insensitive filesystem such as macOS APFS or Windows NTFS can bypass the excluded paths security control. The issue occurs because the GitHandler.prepare...

CVE-2026-54528

creationtimestamp| type| source ---|---|--- 2026-06-18 07:12:50+00:00| published-proof-of-concept| https://github.com/jupyterlab/jupyterlab-git/security/advisories/GHSA-436q-jwfr-rm2h...

CVE-2026-42557

A flaw was found in jupyterlab. This vulnerability allows a remote attacker to achieve arbitrary code execution by presenting a user with a specially crafted notebook containing a deceptive button in its pre-saved HTML cell output. When the user clicks this button, the CommandLinker component...

CVE-2026-42266

A flaw was found in JupyterLab, an extensible environment for interactive computing. The PyPI Extension Manager, responsible for installing extensions, failed to properly enforce its allow-list of approved extensions. This vulnerability allowed for the installation of unauthorized extensions from...

Linux Distros Unpatched Vulnerability : CVE-2026-42266

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 4.0.0 to 4.5.6, the...

BIT-JUPYTERLAB-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...