Iran has executed two men in separate cases, accusing one of spying for Israel and another of being a member of the Islamic State group.

Iran has executed a man working in a ‘sensitive organisation’ for passing on nuclear secrets to Israel, according to state media.

Iran executed Rouzbeh Vadi for spying for Israel and leaking nuclear secrets, amid rising tensions and a surge in espionage-related death sentences.

Executions of Iranians convicted of spying for Israel have significantly increased this year, with at least eight death sentences carried out in recent months. Iran executed a man on Wednesday convicted of spying for Israel and passing on information about a nuclear scientist killed in Israel's June attacks on the Islamic Republic,

Rouzbeh Vadi and Mehdi Aghazadeh — on serious national security charges. According to the country’s judiciary, both men were hanged on Wednesday after their sentences were confirmed by the Supreme Court.

Iran has executed a nuclear scientist it claims was spying for Israel, as Tehran continues to crack down on suspected foreign interference.