A vulnerability, which was classified as critical, was found in Zarthus IRC Twitter Announcer Bot up to 1.1.0. This affects the function get_tweets of the file lib/twitterbot/plugins/twitter_announcer.rb. The manipulation of the argument tweet leads to command injection. It is possible to initiate the attack remotely. Upgrading to version 1.1.1 is able to address this issue. The name of the patch is 6b1941b7fc2c70e1f40981b43c84a2c20cc12bd3. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-223383.