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-2026-42557

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...

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...

Mozilla Firefox ESR < 60.8

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 60.8. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2019-22 advisory. - A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream is closed while still in...

Mozilla Firefox Information Disclosure Vulnerability (CNVD-2015-07432)

Mozilla Firefox is an open source web browser. A security vulnerability exists in Mozilla Firefox that allows remote attackers to bypass the same-origin policy and read downloaded or cached profile data using the file: URL in a saved HTML document...