The 'critter' RubyGems package at version 90002.0 has been flagged as malicious code by the OpenSSF malicious packages database. This is not a vulnerability in the traditional sense but a case of a package containing harmful or unauthorized code. No further technical details or exploit methods are documented. No patch or fix is indicated, and no cloud service remediation applies.

Use of the 'critter' RubyGems package version 90002.0 may result in execution of malicious code, potentially compromising systems or data depending on the payload. Since this is a malicious package, the impact depends on the nature of the embedded malicious code, which is not detailed here. No known active exploitation has been reported.

Avoid using the 'critter' RubyGems package version 90002.0. Since no patch or fix is provided, the recommended action is to remove or not install this package. Verify dependencies and sources before installation to prevent inclusion of malicious packages.