The fulltext search component in phpBB before 3.2.6 allows Denial of Service.
{ "binaries": [ { "binary_name": "phpbb3", "binary_version": "3.0.12-1ubuntu0.1~esm1" }, { "binary_name": "phpbb3-l10n", "binary_version": "3.0.12-1ubuntu0.1~esm1" } ], "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro" }