CVE-2026-62999 Copier: Percent-encoded dot segments in template URLs can allow trusted-prefix escape (Incomplete fix for trust-prefix bypass)

Copier is a library and CLI app for rendering project templates. From 9.5.0 through 9.16.0, percent-encoded parent-directory segments or encoded path separators in a template URL can match a configured trusted repository prefix before an HTTP server or Git transport decodes the path, allowing...

BIT-JUPYTERLAB-2024-39700 Remote Code Execution (RCE) vulnerability in jupyterlab extension template `update-integration-tests` GitHub Action

JupyterLab extension template is a copier template for JupyterLab extensions. Repositories created using this template with test option include update-integration-tests.yml workflow which has an RCE vulnerability. Extension authors hosting their code on GitHub are urged to upgrade the template to...

Copier's safe template has arbitrary filesystem read/write access

Impact Copier's current security model shall restrict filesystem access through Jinja: - Files can only be read using % include ... %, which is limited by Jinja to reading files from the subtree of the local template clone in our case. - Files are written in the destination directory according to...

CVE-2024-39700

JupyterLab extension template is a copier template for JupyterLab extensions. Repositories created using this template with test option include update-integration-tests.yml workflow which has an RCE vulnerability. Extension authors hosting their code on GitHub are urged to upgrade the template to...

PYSEC-2024-322

JupyterLab extension template is a copier template for JupyterLab extensions. Repositories created using this template with test option include update-integration-tests.yml workflow which has an RCE vulnerability. Extension authors hosting their code on GitHub are urged to upgrade the template to...

CVE-2024-39700

CVE-2024-39700 describes a remote code execution in the JupyterLab extension template copier, specifically in the update-integration-tests.yml workflow of the JupyterLab extension template used to bootstrap projects. The RCE is linked to repositories created with the template’s test option. Affec...

CVE-2024-39700 Remote Code Execution (RCE) vulnerability in jupyterlab extension template `update-integration-tests` GitHub Action

JupyterLab extension template is a copier template for JupyterLab extensions. Repositories created using this template with test option include update-integration-tests.yml workflow which has an RCE vulnerability. Extension authors hosting their code on GitHub are urged to upgrade the template to...