PyPI/nltk CVE-2026-81726: high 7, EPSS 0.34%
NLTK through 3.10.3 contains a path traversal vulnerability in model-artifact APIs that bypass pathsec enforcement by using raw file operations on caller-controlled paths. Attackers can read or write
Action: Upgrade nltk to 3.10.3 or later.
pip install nltk==3.10.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.10.3 | - |
Fixed versions
| 3.10.3 |
Sources
- osv: PYSEC-2026-3740
- nvd: CVE-2026-81726
- https://www.vulncheck.com/advisories/nltk-through-3.10.3-path-traversal-via-model-artifact-apis
- https://github.com/nltk/nltk/security/advisories/GHSA-8mgp-746c-j5xp
CVE-2026-81726 · published · modified · JSON