The Nevada Democrat tied the leaks to a "political hit job" against Clinton.
The Republican says Obama will have to decide whether to veto the legislation.
The vote comes as the administration and lawmakers grapple with the Syrian humanitarian crisis.
But the Arkansas senator is keeping his block on one ambassador nomination.
He said that lawmakers must be "mindful" of the consequences of their actions.
He says the EPA's current rules probably won't "survive much longer anyway."
Sanders is expected to resume his Senate work on Tuesday.
There is little time to tackle a handful of divisive issues.
Julian Hattem 11/25/15 04:26 PM EST
An invoice from Colorado firm billed Clinton for "legal defense" and "PR" related to her server...
The Kentucky Republican also doubled down on his opposition to a no-fly zone.