CVE-2026-65915 — NLTK before 3.10.0 Arbitrary File Read via FileSystemPathPointer
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…
Published: 2026-08-22 · CVSS: 7.1 · CVSS 4.0
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 inert. Attackers can pass file:// URLs to nltk.data.load() to read arbitrary files accessible to the process user, including credentials and configuration files.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7