CyberRota Analysis
AI-GeneratedVersions of NLTK prior to 3.10.3 are vulnerable to a filesystem containment bypass that enables attackers with write access to a shared downloader directory to overwrite files outside the intended install root using hardlinks. This could lead to unauthorized file modifications and potential system compromise. Organizations utilizing NLTK, particularly those with shared environments, should prioritize updating to the latest version to mitigate this risk.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
Note: these links are listed for security research and verification purposes only.
Original NVD Description
NLTK versions before 3.10.3 contain a filesystem containment bypass vulnerability in the Downloader.download and Downloader.incr_download methods that allows attackers to overwrite files outside the install root through pre-existing hardlinks. Attackers with write access to a shared downloader directory can create hardlinks pointing to outside-root files that are then overwritten during normal package extraction, mutating files outside the intended install tree.
Related CVEs
Other vulnerabilities affecting the same vendor(s)