Critics feared it would plunge the Middle East into a wider war. That doomsday scenario has not come to pass, at least for now: Iran made only symbolic retaliation against America; soon after, a ceasefire ended the fighting between Iran and Israel.

"Khamenei's position is surely weakened," Arash Azizi, who unveiled an alleged plot against the supreme leader, told Newsweek.

Rights activists in Iran fear intensified crackdowns following Israel's military campaign targeting Iran's nuclear program.