Improper Neutralization of Escape, Meta, or Control Sequences
An authenticated attacker with write CSS template permissions can create a record with specific HTML tags that will not get properly escaped by the toast message displayed when a user deletes that specific CSS template record. This issue affects Apache Superset version 1.5.2 and prior versions and version 2.0.0.
All versions up to 1.5.2, version 2.0.0
Unfortunately, there is no solution available yet.