PYSEC-2026-3741

NLTK versions before 3.10.3 contain a filesystem containment bypass vulnerability in the Downloader.download and Downloader.incrdownload methods that allows attackers to overwrite files outside the install root through pre-existing hardlinks. Attackers with write access to a shared downloader...

CVE-2026-81727 NLTK before 3.10.3 Hardlink File Overwrite via downloader

NLTK versions before 3.10.3 contain a filesystem containment bypass vulnerability in the Downloader.download and Downloader.incrdownload methods that allows attackers to overwrite files outside the install root through pre-existing hardlinks. Attackers with write access to a shared downloader...

Malicious Package

Overview staticlayer is a malicious package. This package is part of a coordinated malicious campaign that conceals a Windows binary dropper. While the package itself might not contain standalone malicious logic and masquerades as a benign micro-utility, it is part of a broader attack and should...