PyPI/nltk CVE-2026-12372: low 3.7, EPSS 0.26%
A Server-Side Request Forgery (SSRF) vulnerability exists in nltk/nltk versions 3.9.4 and the current develop branch. The `nltk.pathsec.validate_network_url()` function, intended to prevent SSRF by re
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | 3.9.4 |
Fixed versions
No fixed version in the source.
Sources
- osv: PYSEC-2026-3955
- https://huntr.com/bounties/2911b643-571c-42e4-b0c2-9a1fa6f491db
- https://github.com/advisories/GHSA-2jhm-w3mp-jcwr
CVE-2026-12372 · published · modified · JSON