{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"3.10.3"}],"component":"nltk","cve_ids":["CVE-2026-81726"],"ecosystem":"PyPI","epss":0.00339,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-8mgp-746c-j5xp","id":"tcs_01M5KF8KK2YYNX7T407STF8TED","modified_at":"2026-09-02T14:45:06.878867805Z","published_at":"2026-09-02T14:35:04Z","references":["https://osv.dev/vulnerability/GHSA-8mgp-746c-j5xp","https://github.com/nltk/nltk/security/advisories/GHSA-8mgp-746c-j5xp","https://nvd.nist.gov/vuln/detail/CVE-2026-81726","https://github.com/nltk/nltk/pull/3757","https://github.com/nltk/nltk/pull/3759","https://github.com/nltk/nltk/pull/3813","https://github.com/nltk/nltk/commit/2a92b71827d754ae8920261e7ed0c4bb283ab2d7","https://github.com/nltk/nltk/commit/a44a7af69bca87e92d9c4a701fcbbe4512e8d450","https://github.com/nltk/nltk/commit/cbc98458b43de5f792f0382583c16df39e5c5117","https://github.com/nltk/nltk","https://github.com/pypa/advisory-database/tree/main/vulns/nltk/PYSEC-2026-3740.yaml","https://www.vulncheck.com/advisories/nltk-through-3.10.3-path-traversal-via-model-artifact-apis"],"severity":{"label":"high","score":7},"sources":[{"source":"osv","source_id":"GHSA-8mgp-746c-j5xp","url":"https://osv.dev/vulnerability/GHSA-8mgp-746c-j5xp"}],"summary":"NLTK: Model-artifact APIs bypass pathsec and touch files outside allowed roots"}