"We are developing cooperation with Iran in a variety of areas. We intend to do this further," Kremlin Press Secretary Dmitry Peskov told CNBC Tuesday.

A recent meeting between Vladimir Putin and Massoud Pezeshkian belies their diverging interests despite shared adversaries.

The suspects planned to assassinate two people, a senior Israeli scientist and the mayor of a large Israeli city, authorities said.

They began circulating last week on the Telegram messaging app. Israel has been planning a response to a ballistic-missile barrage carried out by Iran on Oct. 1, Tehran's second direct attack on Israel in six months. Israel has intensified its offensive in Gaza and Lebanon, days after the killing of Hamas leader Yahya Sinwar.

On Monday, a White House spokesperson said President Biden was "deeply concerned" about the unauthorized release.

Israel's security services have broken up a spy ring that was gathering information on behalf of Iranian intelligence in the latest attempt by Tehran to recruit Israelis for espionage, the Shin Bet and police said on Monday.

Iran is Israel's arch-foe and tensions between the two countries are at their highest for years. Israel has pledged to retaliate against an Iranian missile attack on Israel on 1 October. The statement said the group was led by a 23-year-old man,

Seven Israelis have been arrested on suspicion of spying for Iran in exchange for hundreds of thousands of dollars, Israeli police and security officials say.