Cambridge still face a uphill battle in their fight against relegation, but the late victory at Huddersfield has at least given them a fighting chance.
The U's are five points from safety with three games to go and need to keep winning, because anything less could result in relegation.
Leyton Orient's stunning comeback from 2-0 and 3-1 down against Barnsley saw them climb into the playoffs, meaning their destiny is in their own hands heading into the final weeks of the season.
But with seventh placed Reading just goal difference below them, any dropped points could prove fatal.