Added
- Updated Polish translation.
Fixed
- Fixed CC and BCC fields when cloning a conversation (#4011)
- Do not allow JavaScript Prototype Pollution via getQueryParam() function (GHSA-rx6j-4c33-9h3r)
- Remove unwanted tags from HTML when editing threads (GHSA-985r-6qfc-hg8m)
- Strip unwanted tags from mailbox signature when saving it.
- Strip unwanted tags from mailbox Auto Reply.