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-2026-44727 jupyter-server: Jupyter Server: Remote Code Execution via stored Cross-Site Scripting in nbconvert handlersGHSA-gj48-438w-jh9v Bleach clean() / Cleaner() fails to sanitize dangerous URI schemes in allowed formaction attributesGHSA-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-89vp-jrxv-24w8 JupyterLab: PyPI extension blocklist package-name canonicalization bypassGHSA-h5v5-8746-g7mm JupyterLab PluginManager lock-rule enforcement bypassGHSA-vmhf-c436-hxj4 JupyterLab: Stored XSS in extension manager through package metadata unsanitized URI protocolCVE-2026-49851 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 definitionsCVE-2026-59923 mistune: Mistune: Arbitrary code execution through crafted Markdown linksCVE-2026-59924 mistune: Mistune: Information disclosure via crafted include pathsCVE-2026-59926 mistune: Mistune: Cross-Site Scripting via unescaped HTML class attribute in Admonition directiveCVE-2026-59927 mistune: Mistune: Denial of Service via unbounded recursion in Markdown include directiveCVE-2026-59929 mistune: Mistune: Cross-site scripting via incomplete URL scheme filteringCVE-2026-59930 mistune: Mistune: Same-page navigation redirection due to predictable heading IDsCVE-2026-59890 setuptools: setuptools: MANIFEST.in exclusion bypass in sdist via Unicode normalization collision (NFC/NFD)CVE-2026-49476 python-soupsieve: Soupsieve: Denial of Service via crafted CSS selector stringCVE-2026-49477 soupsieve: Soupsieve: Denial of Service via crafted CSS selector stringsCVE-2026-49853 Tornado is a Python web framework and asynchronous networking library. ...CVE-2026-49855 Tornado is a Python web framework and asynchronous networking library. ...GHSA-pw6j-qg29-8w7f Tornado: CurlAsyncHTTPClient leaks per-request credentials on handle reuseGHSA-8rfp-98v4-mmr6 Bleach: URI sanitization allows disallowed URI schemes with Unicode > U+00A0 in outputGHSA-whvh-wf3x-g77j JupyterLab: Allowlist/blocklist check in `PyPIExtensionManager.install()` not enforced for direct callers (missing `await`)Your dependencies cross-checked against the OSV vulnerability database.
PYSEC-2026-366 Jupyter Server: Stored XSS in `NbconvertFileHandler` / `NbconvertPostHandler` via missing `sandbox` CSP GHSA-g75f-g53v-794x Bleach linkify(parse_email=True) CPU exhaustion via unbounded email regex scanningGHSA-gj48-438w-jh9v Bleach clean() / Cleaner() fails to sanitize dangerous URI schemes in allowed formaction attributesGHSA-89vp-jrxv-24w8 JupyterLab: PyPI extension blocklist package-name canonicalization bypassGHSA-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 protocolPYSEC-2026-2210 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a run of closed tilde, equals-sign, or caret marker pairs around a character causes quadratic work in src/mistune/pluginPYSEC-2026-2211 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, HTMLRenderer.safe_url() does not block percent-encoded javascript URIs, allowing attacker-supplied Markdown links or imaPYSEC-2026-2212 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Include.parse() joins and normalizes user-supplied include paths without verifying that the result remains within the inPYSEC-2026-2213 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, long sequences of well-formed double-asterisk or triple-asterisk emphasis pairs around a character cause quadratic work PYSEC-2026-2214 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, render_admonition() in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into thPYSEC-2026-2215 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the Include directive in src/mistune/directives/include.py detects only direct self-includes and not indirect cycles, alPYSEC-2026-2216 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistunePYSEC-2026-2217 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the safe_url filter in src/mistune/renderers/html.py blocks only javascript:, vbscript:, file:, and data: schemes, allowPYSEC-2026-2218 Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, the toc plugin and TableOfContents directive generate heading IDs as predictable toc_N values without slugifying the heaPYSEC-2026-2652 Mistune: Potential DoS via quadratic-time parsing in parse_link_textPYSEC-2026-3447 setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. Prior to 83.0.0, FileList applied MANIFEST.in exclude, global-exclude, recursive-exclude,PYSEC-2026-3071 Soup Sieve has Memory Exhaustion via Large Comma-Separated Selector ListsPYSEC-2026-3072 Soup Sieve: Regular Expression Denial of Service (ReDoS) via Selector ParserGHSA-rrmf-rvhw-rf47 PyTorch is vulnerable to memory corruption through its torch.jit.script functionPYSEC-2026-3387 Tornado: Authorization header forwarded across cross-origin redirects in SimpleAsyncHTTPClientPYSEC-2026-3389 tornado AsyncHTTPClient accumulates decompressed chunks without size limit (gzip bomb)GHSA-pw6j-qg29-8w7f Tornado: CurlAsyncHTTPClient leaks per-request credentials on handle reuseCode that can be exploited: injection, hardcoded credentials and similar.
Nothing found by this check. ✓
Packages that look intentionally malicious: typosquats, sneaky install scripts.
Nothing found by this check. ✓
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.