1. Super glue works okay and small amount on closed skin generally is not a problem.
2. You maybe pressing too hard, check to make sure that you are close to the fret and only pushing hard enough to get a clean sound. Most people dont realize that sometimes this does not even require touching the fretboard
3. Your guitar may need the action lowered
4. Consider lighter gauged strings, or possible if depending on your guitar using nylon. Using a classical guitar would probably solve the problem. Perhaps you could borrow someones?