PyPI/nltk CVE-2026-65915: unknown, EPSS 0.41%
NLTK versions before 3.10.0 contain a logic bug in FileSystemPathPointer.open() where the sandbox validation check compares a normalized path against itself, making the security check permanently iner
Action: Upgrade nltk to 3.10.0 or later.
pip install nltk==3.10.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.10.0 | - |
Fixed versions
| 3.10.0 |
Sources
- osv: PYSEC-2026-3731
- https://www.vulncheck.com/advisories/nltk-before-arbitrary-file-read-via-filesystempathpointer
- https://github.com/nltk/nltk/security/advisories/GHSA-72r2-7mfr-5xr9
CVE-2026-65915 · published · modified · JSON