Informational scan, not a security audit. How this is computed.
API keys, passwords or tokens committed into the repo.
Nothing found by this check. ✓
Packages you depend on that have known security holes (CVEs).
CVE-2025-43859 h11: h11 accepts some malformed Chunked-Encoding bodiesCVE-2026-44727 jupyter-server: Jupyter Server: Remote Code Execution via stored Cross-Site Scripting in nbconvert handlersCVE-2024-56201 jinja2: Jinja has a sandbox breakout through malicious filenamesCVE-2024-56326 jinja2: Jinja has a sandbox breakout through indirect reference to format methodCVE-2025-27516 jinja2: Jinja sandbox breakout through attr filter selecting format methodGHSA-gj48-438w-jh9v Bleach clean() / Cleaner() fails to sanitize dangerous URI schemes in allowed formaction attributesCVE-2026-45409 python-idna: idna: Denial of Service via specially crafted long inputsCVE-2025-30167 Jupyter Core on Windows Has Uncontrolled Search Path Element Local Privilege Escalation VulnerabilityCVE-2026-35397 jupyter-server: Jupyter Server: Unauthorized File Access via Path Traversal VulnerabilityCVE-2026-40110 jupyter-server: Jupyter Server: Cross-Origin Resource Sharing (CORS) bypass via improper Origin header validationCVE-2026-40934 jupyter-server: Jupyter Server: Authentication bypass due to unrotated cookie secretCVE-2025-61669 jupyter_server: Jupyter Server: Redirects to arbitrary external domains via insufficient validation of login parameterCVE-2024-43805 jupyterlab is an extensible environment for interactive and reproducib ...CVE-2026-40171 Jupyter Notebook: JupyterLab: @jupyter-notebook/help-extension: @jupyterlab/help-extension: Jupyter Notebook and JupyterLab: Session takeover via stored cross-site scriptingCVE-2026-42266 jupyterlab: JupyterLab: Arbitrary code execution due to improper enforcement of extension allow-listCVE-2026-42557 jupyterlab: JupyterLab: Arbitrary code execution via deceptive button in HTML outputGHSA-gx64-gj6p-pc4c JupyterLab: Image viewer allows XSS when opening malicious image in new browser tabGHSA-pppj-hq3g-57pj JupyterLab: Cross-site scripting (XSS) via crafted settings file (`overrides.json`)GHSA-h5v5-8746-g7mm JupyterLab PluginManager lock-rule enforcement bypassGHSA-vmhf-c436-hxj4 JupyterLab: Stored XSS in extension manager through package metadata unsanitized URI protocolCVE-2026-33079 mistune: Mistune: Regular Expression Denial of Service (ReDoS) via crafted Markdown inputCVE-2026-49851 Mistune: Mistune: Denial of Service via crafted Markdown inputCVE-2026-59922 mistune: Mistune: Denial of Service via crafted inputCVE-2026-59925 mistune: Mistune: Denial of Service via crafted Markdown inputCVE-2026-59928 mistune: Mistune: Denial of Service via crafted Markdown document with reference-link definitionsYour dependencies cross-checked against the OSV vulnerability database.
PYSEC-2026-348 h11 accepts some malformed Chunked-Encoding bodiesPYSEC-2026-366 Jupyter Server: Stored XSS in `NbconvertFileHandler` / `NbconvertPostHandler` via missing `sandbox` CSP 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 aPYSEC-2026-2537 JupyterLab's command linker attributes in HTML enable one-click command execution from untrusted contentPYSEC-2026-2681 JupyterLab's command linker attributes in HTML enable one-click command execution from untrusted contentPYSEC-2026-366 Jupyter Server: Stored XSS in `NbconvertFileHandler` / `NbconvertPostHandler` via missing `sandbox` CSP PYSEC-2026-1471 Jinja2 vulnerable to sandbox breakout through attr filter selecting format methodPYSEC-2026-1472 Jinja has a sandbox breakout through malicious filenamesPYSEC-2026-1475 Jinja has a sandbox breakout through indirect reference to format methodGHSA-gj48-438w-jh9v Bleach clean() / Cleaner() fails to sanitize dangerous URI schemes in allowed formaction attributesPYSEC-2026-215 Internationalized Domain Names in Applications (IDNA) for Python provides support for Internationalized Domain Names in Applications (IDNA) and Unicode IDNA Compatibility Processing. In versions priorPYSEC-2026-1477 Jupyter Core on Windows Has Uncontrolled Search Path Element Local Privilege Escalation VulnerabilityPYSEC-2026-2187 Jupyter Server is the backend for Jupyter web applications. In versions 2.17.0 and earlier, the Origin header validation uses Python's re.match() to check incoming origins against the allow_origin_patPYSEC-2026-2532 Jupyter Server vulnerable to Path Traversal via incorrect root directory boundary check in _get_os_path() PYSEC-2026-3472 jupyter-server is vulnerable to CORS origin validation bypass when the `allow_origin_pat` configuration is usedPYSEC-2026-67 Jupyter Server is the backend for Jupyter web applications. In jupyter_server versions through 2.17.0, the next query parameter in the login flow is insufficiently validated in `LoginFormHandler._rediPYSEC-2026-68 Jupyter Server is the backend for Jupyter web applications. In versions 2.17.0 and earlier, a path traversal vulnerability in the REST API allows an authenticated user to escape the configured root_diPYSEC-2026-69 Jupyter Server is the backend for Jupyter web applications. In versions 2.17.0 and earlier, the secret used to sign authentication cookies is persisted to a static file at ~/.local/share/jupyter/runtiPYSEC-2026-164 JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 4.0.0 to 4.5.6, the allow-list of extensions that can be installed PYSEC-2026-2536 HTML injection in Jupyter Notebook and JupyterLab leading to DOM ClobberingPYSEC-2026-2538 Jupyter Notebook Vulnerable to Authentication Token Theft via CommandLinker XSSGHSA-gx64-gj6p-pc4c JupyterLab: Image viewer allows XSS when opening malicious image in new browser tabGHSA-h5v5-8746-g7mm JupyterLab PluginManager lock-rule enforcement bypassGHSA-pppj-hq3g-57pj JupyterLab: Cross-site scripting (XSS) via crafted settings file (`overrides.json`)GHSA-vmhf-c436-hxj4 JupyterLab: Stored XSS in extension manager through package metadata unsanitized URI protocolCode that can be exploited: injection, hardcoded credentials and similar.
Nothing found by this check. ✓
Packages that look intentionally malicious: typosquats, sneaky install scripts.
This check didn’t finish — that’s not the same as “clean.” Try Check again above.
A signal about how the project is maintained — not a vulnerability in your code. It doesn’t affect the verdict above.
Maintenance & supply-chain hygiene. A signal about the project, not a vulnerability in your code.
This check didn’t finish — that’s not the same as “clean.” Try Check again above.