There is a lot of division within the Israeli government at this time which may have played into this, plus there seems to be a lot of effort being expended to support of Ukraine intelligence.
Both may have played into this .
However, any of the purported intelligence would also have been communicated to the US as well.
Time will tell.
The Biden admin could even have fed bad or deceptive Intel to Israel.
Or they could have their own versions of the 51 Intel officials who deceived everyone into thinking Hunter Biden’s laptop was Russian disinfo.