{"action":"Upgrade nbgrader to 0.9.5 or later.","affected":[{"fixed":"0.9.5","introduced":"0.9.4"}],"component":"nbgrader","cve_ids":["CVE-2025-23205"],"ecosystem":"PyPI","epss":0.0047,"exploited":false,"fixed_versions":["0.9.5"],"ghsa_id":"GHSA-fcr8-4r9f-r66m","id":"tcs_01M5KFF2CHBR9MF6V8PH8WEVSW","modified_at":"2026-07-07T17:56:43.444278742Z","published_at":"2025-01-17T16:29:16Z","references":["https://osv.dev/vulnerability/GHSA-fcr8-4r9f-r66m","https://github.com/jupyter/nbgrader/security/advisories/GHSA-fcr8-4r9f-r66m","https://nvd.nist.gov/vuln/detail/CVE-2025-23205","https://github.com/jupyter/nbgrader/pull/1915","https://github.com/jupyter/nbgrader/commit/73e137511ac1dc02e95790d4fd6d4d88dab42325","https://github.com/jupyter/nbgrader","https://jupyterhub.readthedocs.io/en/stable/explanation/websecurity.html"],"severity":{"label":"medium","score":6.9},"sources":[{"source":"osv","source_id":"GHSA-fcr8-4r9f-r66m","url":"https://osv.dev/vulnerability/GHSA-fcr8-4r9f-r66m"},{"source":"nvd","source_id":"CVE-2025-23205","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-23205"}],"summary":"nbgrader's `frame-ancestors: self` grants all users access to formgrader"}