Tornado before 3.2.2 sends arbitrary responses that contain a fixed CSRF token and may be sent with HTTP compression, which makes it easier for remote attackers to conduct a BREACH attack and determine this token via a series of crafted requests.
{ "nvd_published_at": "2020-01-24T18:15:00Z", "cwe_ids": [ "CWE-203" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2024-02-01T20:53:42Z" }