CVE-2026-79657

A flaw was found in NLTK. This vulnerability allows a remote attacker to achieve arbitrary code execution by supplying a specially crafted model or tokenizer artifact for the application to process. The issue occurs because the deserialization allowlist mechanism permits entire software namespace...

GHSA-VP9C-2PJM-8925 Duplicate Advisory: Allowlisted pickle loaders still permit code execution in current source

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-x99w-6fgc-pmfw. This link is maintained to preserve external references. Original Description NLTK versions before 3.10.3 contain a remote code execution vulnerability in allowlisted pickle loaders that trust...