Cornell University is suspending its requirement that applicants submit SAT or ACT scores for next year’s admissions cycle, the first Ivy League institution to make such a move, in an acknowledgment of the upheaval the coronavirus pandemic has caused for high-school students.

Dozens of colleges and universities have said in recent weeks that they would be going test-optional, at least for this coming year, because the SAT and ACT weren’t offered this spring due to the pandemic and plans for fall test dates are still reliant...