Dwight Powell led the Cardinal (16-12, 7-8) with 16 points and Josh Huestis had 12 points and 13 rebounds.
Oregon led 30-26 at halftime but outscored the Cardinal 11-4 early in the second half to go up 46-34 with 13:50 to play. Stanford never got closer than 10 points the rest of the way.
The Ducks shot a season-worst 27.6 percent against California in a 48-46 loss on Thursday and it looked like things were on the same track when both Damyean Dotson and E.J. Singler air-balled shot attempts in the opening minutes against the Cardinal.
But after falling behind 14-7, Oregon heated up.
The Ducks finished the game shooting 48.4 percent and made 24 points off Stanford's 17 turnovers and outscored the Cardinal 42-18 inside.
California 60, Oregon State 59 • Justin Cobbs had 18 points and surging California won its fifth straight game by outlasting a late rally from Oregon State.
California (18-9, 10-5 Pac-12) has won seven of its last eight games, including victories over then-No. 7 Arizona and No. 23 Oregon.
The Golden Bears led by as many as 14 points but Oregon State cut it to 45-42 on Joe Burton's layup with 8:32 left in the game. The Beavers (13-15, 3-12) stayed within reach and Devon Collier's layup cut Cal's lead to 58-55 with 1:47 left.