Newly released CVEs across every platform — sleek to read, verbose on demand, and served raw as markdown for AI and agent ingestion. Severity reads as depth: the deeper the contact, the graver the threat.
Depth = severity + exploitation
CVE-2026-73626High· 7.5⚖ disputedJupyterLab versions >=4.6.0,<=4.6.1 and <=4.5.9 contain an allowlist/blocklist enforcement gap in PyPIExtensionManager.install(). A missing 'await' caused the is_install_allowed coroutine to never execute, so the extension allowlist/bloc…
CVE-2026-73417High· 8.3jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 3.3.0 until 4.5.10 and 4.6.2, JupyterLab allows notebook settings to be shared and applied through an ov…
CVE-2026-73416Mediumjupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 4.5.0 until 4.5.10 and 4.6.2, in jupyterlab/extensions/manager.py and jupyterlab/extensions/pypi.py, Jup…
CVE-2026-67338Medium· 6.1JupyterLab before 4.5.9 contains a stored cross-site scripting vulnerability in the Extension Manager that fails to validate URI protocols in package metadata URLs. Attackers can publish malicious PyPI packages with javascript: URLs in p…
GHSA-whvh-wf3x-g77jLowJupyterLab: Allowlist/blocklist check in `PyPIExtensionManager.install()` not enforced for direct callers (missing `await`)
GHSA-h5v5-8746-g7mmMediumJupyterLab PluginManager lock-rule enforcement bypass
GHSA-89vp-jrxv-24w8MediumJupyterLab: PyPI extension blocklist package-name canonicalization bypass
GHSA-gx64-gj6p-pc4cHighJupyterLab: Image viewer allows XSS when opening malicious image in new browser tab
GHSA-pppj-hq3g-57pjHighJupyterLab: Cross-site scripting (XSS) via crafted settings file (`overrides.json`)
GHSA-vmhf-c436-hxj4MediumJupyterLab: Stored XSS in extension manager through package metadata unsanitized URI protocol
CVE-2026-42557Critical· 9.6JupyterLab's command linker attributes in HTML enable one-click command execution from untrusted content
CVE-2025-59842LowJupyterLab LaTeX typesetter links did not enforce `noopener` attribute
CVE-2024-43805High· 7.6HTML injection in Jupyter Notebook and JupyterLab leading to DOM Clobbering
CVE-2024-39700Critical· 9.8PoCJupyterLab 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 author…
CVE-2024-22420Medium· 6.5JupyterLab vulnerable to SXSS in Markdown Preview
CVE-2024-22421High· 7.6JupyterLab vulnerable to potential authentication and CSRF tokens leak
CVE-2021-32797High· 7.4JupyterLab: XSS due to lack of sanitization of the action attribute of an html <form>
A summary of everything that shipped over the last two weeks — the whole corpus is open, agents get change feeds, alias resolution and EPSS movers, and the data now includes CVE.org, vendor CSAF, aggregated exploits and per-source scores.
A step-by-step guide to plugging VulnSea into automated and agentic workflows — poll the delta, triage without burning tokens, match an SBOM, and let an MCP-native model do the reasoning.
CVE and 0day intelligence that reads like an instrument — built for analysts and AI agents alike. Here's what it does and where it's going.