{"action":"Upgrade jupyterlab to 1.2.21 or later.","affected":[{"fixed":"1.2.21","introduced":"0"},{"fixed":"2.2.10","introduced":"2.0.0a0"},{"fixed":"2.3.2","introduced":"2.3.0a0"},{"fixed":"3.0.17","introduced":"3.0.0a0"},{"fixed":"3.1.4","introduced":"3.1.0a0"}],"component":"jupyterlab","cve_ids":["CVE-2021-32797"],"ecosystem":"PyPI","epss":0.0266,"exploited":false,"fixed_versions":["1.2.21","2.2.10","2.3.2","3.0.17","3.1.4"],"ghsa_id":"GHSA-4952-p58q-6crx","id":"tcs_01M5KEXPCFX4BGGWPFVDMVAJ5W","modified_at":"2026-07-08T06:28:37.707191234Z","published_at":"2021-08-23T19:40:22Z","references":["https://osv.dev/vulnerability/GHSA-4952-p58q-6crx","https://github.com/google/security-research/security/advisories/GHSA-c469-p3jp-2vhx","https://github.com/jupyterlab/jupyterlab/security/advisories/GHSA-4952-p58q-6crx","https://nvd.nist.gov/vuln/detail/CVE-2021-32797","https://github.com/jupyterlab/jupyterlab/commit/504825938c0abfa2fb8ff8d529308830a5ae42ed","https://github.com/pypa/advisory-database/tree/main/vulns/jupyterlab/PYSEC-2021-130.yaml"],"severity":{"label":"high","score":7.4},"sources":[{"source":"osv","source_id":"GHSA-4952-p58q-6crx","url":"https://osv.dev/vulnerability/GHSA-4952-p58q-6crx"}],"summary":"JupyterLab: XSS due to lack of sanitization of the action attribute of an html <form>"}