{"action":"Upgrade jupyter-server-proxy to 3.2.4 or later.","affected":[{"fixed":"3.2.4","introduced":"3.0.0"},{"fixed":"4.2.0","introduced":"4.0.0"}],"component":"jupyter-server-proxy","cve_ids":["CVE-2024-35225"],"ecosystem":"PyPI","epss":0.00446,"exploited":false,"fixed_versions":["3.2.4","4.2.0"],"ghsa_id":"GHSA-fvcq-4x64-hqxr","id":"tcs_01M5KFG5FM64N6AGW1Q9F637DX","modified_at":"2026-06-10T17:14:15.885916313Z","published_at":"2024-06-11T21:12:47Z","references":["https://osv.dev/vulnerability/GHSA-fvcq-4x64-hqxr","https://github.com/jupyterhub/jupyter-server-proxy/security/advisories/GHSA-fvcq-4x64-hqxr","https://nvd.nist.gov/vuln/detail/CVE-2024-35225","https://github.com/jupyterhub/jupyter-server-proxy/commit/7abc9dc5bbb0b4b440548a5375261b8b8192fc22","https://github.com/jupyterhub/jupyter-server-proxy/commit/ff78128087e73fb9d0909e1366f8bf051e8ea878","https://github.com/jupyterhub/jupyter-server-proxy","https://github.com/jupyterhub/jupyter-server-proxy/blob/62a290f08750f7ae55a0c29ca339c9a39a7b2a7b/jupyter_server_proxy/handlers.py#L328","https://github.com/pypa/advisory-database/tree/main/vulns/jupyter-server-proxy/PYSEC-2024-236.yaml"],"severity":{"label":"critical","score":9.6},"sources":[{"source":"osv","source_id":"GHSA-fvcq-4x64-hqxr","url":"https://osv.dev/vulnerability/GHSA-fvcq-4x64-hqxr"}],"summary":"Jupyter Server Proxy has a reflected XSS issue in host parameter"}