{"action":"Upgrade nltk to 3.10.0 or later.","affected":[{"fixed":"3.10.0","introduced":"0"}],"component":"nltk","cve_ids":["CVE-2026-12072"],"ecosystem":"PyPI","exploited":false,"fixed_versions":["3.10.0"],"ghsa_id":"GHSA-6hm5-jgcp-p838","id":"tcs_01M5KF3GPF2A9EC1GHEJB9QDHE","modified_at":"2026-09-10T03:51:10.746883878Z","published_at":"2026-07-31T16:50:55Z","references":["https://osv.dev/vulnerability/GHSA-6hm5-jgcp-p838","https://github.com/nltk/nltk/security/advisories/GHSA-6hm5-jgcp-p838","https://github.com/nltk/nltk"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-6hm5-jgcp-p838","url":"https://osv.dev/vulnerability/GHSA-6hm5-jgcp-p838"}],"summary":"Natural Language Toolkit (NLTK): Path Traversal in NKJPCorpusReader leads to Arbitrary File Read and bypasses the nltk.pathsec sandbox (ENFORCE=True)"}