jupyterlab-git extension: Stored XSS leading to RCE

OverviewAmazon 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 thePlainTextDiff.ts component, where the createHeader method passes Git filenames directly to...

PT-2026-59198

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...

EUVD-2026-42428

JupyterLab Git is a Git extension for JupyterLab. From 0.30.0b3 before 0.54.0, the PlainTextDiff.ts createHeader method passes Git filenames directly to innerHTML when rendering renamed files in commit history, allowing a crafted filename to execute JavaScript when a victim views the rename diff ...

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...

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...

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...