If you ignite TNT with flint and steel near the world borders the TNT will teleport about 1 block away. It can teleport inside other blocks. I've seen a teleport of about 4 blocks, but I have no evidence of that.
(There is an other bug with the sound of the rain, reported in an other report.)
Thank you for your report!
We're already tracking this issue at MC-125638, so I will resolve and link this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
π Issue Guidelines β π¬ Community Support β π§ Customer Support β π Game Wiki