CVE-2026-81725 | NLTK up to 3.10.2 Pl196xCorpusReader read_block redos

A vulnerability classified as problematic has been found in NLTK up to 3.10.2. Impacted is the function read_block of the component Pl196xCorpusReader. The manipulation leads to inefficient regular expression complexity.

This vulnerability is traded as CVE-2026-81725. It is possible to initiate the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More