Israel maintains a policy of deliberate ambiguity, never officially denying nor admitting to having nuclear weapons, instead repeating over the years that “Israel will not be the first country to introduce nuclear weapons to the Middle East”. However, in November 2023, amid the Gaza war, the junior Heritage Minister Amihai Eliyahu publicly called for dropping a nuclear bomb over Gaza, which some took to be a tacit admission that Israel possesses such a capability.
I wouldn’t be so sure of that.