CVE-2026-81726
2 advisories.
PyPI/nltk CVE-2026-81726: high 7, EPSS 0.34%
NLTK: Model-artifact APIs bypass pathsec and touch files outside allowed roots
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | 3.10.3 |
Fixed versions
No fixed version in the source.
Sources
- osv: 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
CVE-2026-81726 · published · modified · JSON
PyPI/nltk CVE-2026-81726: unknown, 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
- 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