CyberRota Analysis
AI-GeneratedNLTK versions prior to 3.10.0 are vulnerable to a regular expression denial of service in the Text.findall() and TokenSearcher.findall() methods, which allow unvalidated user-supplied regex patterns. This can lead to catastrophic backtracking, causing CPU saturation and resulting in denial of service for all users of the affected Python process. Organizations using NLTK for text processing should prioritize upgrading to version 3.10.0 or later to mitigate this risk.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
NLTK versions before 3.10.0 contain a regular expression denial of service vulnerability in Text.findall() and TokenSearcher.findall() methods that accept user-supplied regular expressions without validation or timeout. Attackers can supply crafted regex patterns that cause catastrophic backtracking, resulting in indefinite CPU saturation and denial of service to all users of the Python process.
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