CVE-2026-62383
Last modified
CVE-2026-62383 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. nltk versions before 3.10.2 contain a symlink-based arbitrary file read vulnerability in IPIPANCorpusReader methods that bypass nltk.pathsec validation entirely. Attackers can place a symlink in the corpus root directory and read arbitrary files accessible to the process by calling channels(), domains(), categories(), or fileids() methods with the symlink filename.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.
Description
nltk versions before 3.10.2 contain a symlink-based arbitrary file read vulnerability in IPIPANCorpusReader methods that bypass nltk.pathsec validation entirely. Attackers can place a symlink in the corpus root directory and read arbitrary files accessible to the process by calling channels(), domains(), categories(), or fileids() methods with the symlink filename.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nltk | Nltk | >= 3.10.0, < 3.10.2 |
References
- https://github.com/nltk/nltk/security/advisories/GHSA-3hhw-38pf-pxj6Exploit, Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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