PT-2026-59133

Impact An uncontrolled-resource-consumption memory exhaustion denial-of-service vulnerability CWE-400 / CWE-789. A client with push access could push a tiny crafted thin pack 174 bytes whose delta header declares a huge dest size. When dulwich ingested it via add thin pack / apply delta, it would...

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...

PT-2026-59588

A vulnerability in the GitHubRepository block of the prefect-github integration in Prefect version 3.6.18 allows an attacker to inject arbitrary git command-line options via the reference field. The reference field is concatenated directly into a git clone command string without proper...

PT-2026-59199

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...

PT-2026-59197

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

The vulnerability of the software platform’s rendering of wiki markup in a Git-based development environment, which allows attackers to perform cross-site scripting (XSS) attacks.

The vulnerability of the software platform that renders wiki markup for collaborative code development on Git-based platforms for GitLab EE/CE involves insufficient protection of website structures. Exploiting this vulnerability allows a malicious actor to perform cross-site scripting attacks...

[SECURITY] Fedora 44 Update: python-dulwich-1.2.9-1.fc44

Dulwich is a Python implementation of the Git file formats and protocols. The project is named after the village in which Mr. and Mrs. Git live in the Monty Python sketch...

CVE-2026-54528

A flaw was found in JupyterLab Git, a Git extension for JupyterLab. This vulnerability allows an authenticated user on a case-insensitive filesystem to bypass administrator-configured excluded paths by varying the case of the URL path segment. This bypass enables the user to read file content, vi...

Symlink Attack

Overview decompress is a package that can be used for extracting archives. Affected versions of this package are vulnerable to Symlink Attack via the fs.link process. An attacker can gain unauthorized access to sensitive files or corrupt file contents by crafting an archive containing a hardlink...

The vulnerability of the CheckRepoScopedToken() function in the Git repository management system Gitea, which allows a hacker to increase their privileges.

The vulnerability of the CheckRepoScopedToken function in the Git repository management system Gitea is related to deficiencies in the authentication process. Exploiting this vulnerability could allow a malicious actor to increase their privileges remotely...

CVE-2026-54527

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 ...

CVE-2026-54528

JupyterLab Git is a Git extension for JupyterLab. Prior to 0.54.0, jupyterlab-git uses fnmatch.fnmatchcase in GitHandler.prepare in jupyterlabgit/handlers.py to enforce excludedpaths, allowing an authenticated user on a case-insensitive filesystem to vary URL path casing and read excluded...

CVE-2025-12506

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to create a repository where the content displayed in the web interface differed from t...

CVE-2026-54528 jupyterlab-git excluded_paths Case-Sensitivity Bypass Allows Reading Excluded Directories

JupyterLab Git is a Git extension for JupyterLab. Prior to 0.54.0, jupyterlab-git uses fnmatch.fnmatchcase in GitHandler.prepare in jupyterlabgit/handlers.py to enforce excludedpaths, allowing an authenticated user on a case-insensitive filesystem to vary URL path casing and read excluded...

CVE-2026-54528

JupyterLab Git is a Git extension for JupyterLab. Prior to 0.54.0, jupyterlab-git uses fnmatch.fnmatchcase in GitHandler.prepare in jupyterlabgit/handlers.py to enforce excludedpaths, allowing an authenticated user on a case-insensitive filesystem to vary URL path casing and read excluded...

EUVD-2026-42429

JupyterLab Git is a Git extension for JupyterLab. Prior to 0.54.0, jupyterlab-git uses fnmatch.fnmatchcase in GitHandler.prepare in jupyterlabgit/handlers.py to enforce excludedpaths, allowing an authenticated user on a case-insensitive filesystem to vary URL path casing and read excluded...

CVE-2026-54528

Summary of vulnerability (CVE-2026-54528): The jupyterlab-git extension for JupyterLab is affected prior to version 0.54.0. On case-insensitive filesystems (e.g., macOS APFS, Windows NTFS), the code path that enforces excluded_paths uses fnmatch.fnmatchcase(), which is case-sensitive and can be b...

CVE-2026-54528 jupyterlab-git excluded_paths Case-Sensitivity Bypass Allows Reading Excluded Directories

JupyterLab Git is a Git extension for JupyterLab. Prior to 0.54.0, jupyterlab-git uses fnmatch.fnmatchcase in GitHandler.prepare in jupyterlabgit/handlers.py to enforce excludedpaths, allowing an authenticated user on a case-insensitive filesystem to vary URL path casing and read excluded...

CVE-2026-54528 jupyterlab-git excluded_paths Case-Sensitivity Bypass Allows Reading Excluded Directories

JupyterLab Git is a Git extension for JupyterLab. Prior to 0.54.0, jupyterlab-git uses fnmatch.fnmatchcase in GitHandler.prepare in jupyterlabgit/handlers.py to enforce excludedpaths, allowing an authenticated user on a case-insensitive filesystem to vary URL path casing and read excluded...

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 ...