CVE-2026-126302NLTK 3.9.4 before 3.10.4 Symlink Sandbox Escape via chat80.sql_query

Descripción

NLTK from 3.9.4 before 3.10.4 contains a symlink following vulnerability in nltk.sem.chat80.sql_query() that bypasses the pathsec data-root sandbox containment check. Attackers who can write into a trusted NLTK data root can plant a symbolic link to read SQLite databases outside the sandbox.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• GitHub Security Advisory (GHSA-xmfg-f9cm-w86q) vendor-advisory
• VulnCheck Advisory: NLTK 3.9.4 before 3.10.4 Symlink Sandbox Escape via chat80.sql_query third-party-advisory