Cross-site Scripting (XSS)

Overview @jupyterlab/help-extension is a JupyterLab - Help Extension 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,...

@fails-components/jupyter-applet-view (>=0.0.1-alpha.3, <=0.0.1-alpha.18), @fails-components/jupyter-filesystem-extension (>=0.0.1-alpha.3, <=0.0.1-alpha.18) +3 more potentially affected by CVE-2026-42557 via @jupyterlab/help-extension (>=4.0.13, <=4.4.10)

@jupyterlab/help-extension NPM version =4.0.13, =0.0.1-alpha.3, =0.0.1-alpha.3, =0.0.1-alpha.3, =0.0.1-alpha.3, =0.2.0-alpha.0, =0.6.0-alpha.9 Source cves: CVE-2026-42557 Source advisory: SNYK:JS-JUPYTERLABHELPEXTENSION-16438961...

Open Redirect

Overview @jupyterlab/help-extension is a JupyterLab - 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 malicious...

@fails-components/jupyter-applet-view (>=0.0.1-alpha.3, <=0.0.1-alpha.18), @fails-components/jupyter-filesystem-extension (>=0.0.1-alpha.3, <=0.0.1-alpha.18) +3 more potentially affected by CVE-2026-40171 via @jupyterlab/help-extension (>=4.0.13, <=4.4.10)

@jupyterlab/help-extension NPM version =4.0.13, =0.0.1-alpha.3, =0.0.1-alpha.3, =0.0.1-alpha.3, =0.0.1-alpha.3, =0.2.0-alpha.0, =0.6.0-alpha.9 Source cves: CVE-2026-40171 Source advisory: SNYK:JS-JUPYTERLABHELPEXTENSION-16347193...