{"action":"Upgrade nltk to 3.9.4 or later.","affected":[{"fixed":"3.9.4","introduced":"0"}],"component":"nltk","cve_ids":["CVE-2026-33236"],"ecosystem":"PyPI","epss":0.00613,"exploited":false,"fixed_versions":["3.9.4"],"ghsa_id":"GHSA-469j-vmhf-r6v7","id":"tcs_01M5KGY92QP7TRDT96EZNA5R88","modified_at":"2026-07-13T07:15:50.554526751Z","published_at":"2026-03-20T23:16:47.007Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2237","https://access.redhat.com/security/cve/CVE-2026-33236","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33236.json","https://access.redhat.com/errata/RHSA-2026:10184","https://access.redhat.com/errata/RHSA-2026:19712","https://access.redhat.com/errata/RHSA-2026:37275","https://bugzilla.redhat.com/show_bug.cgi?id=2449824","https://github.com/nltk/nltk/commit/89fe2ec2c6bae6e2e7a46dad65cc34231976ed8a","https://github.com/nltk/nltk/security/advisories/GHSA-469j-vmhf-r6v7"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"PYSEC-2026-2237","url":"https://osv.dev/vulnerability/PYSEC-2026-2237"}],"summary":"NLTK (Natural Language Toolkit) is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. In versions 3.9.3 and prior, the"}