To be fair, the factors they list are real (as far as I know, anyway):

The assessment points to a volatile mix of pressures ahead of Israel’s Oct. 27 election, including economic strain, rising military spending, anger over exemptions from compulsory military service for ultra-Orthodox Jews and escalating violence by Israeli occupiers in the occupied West Bank.

It also identifies Prime Minister Benjamin Netanyahu’s fight to remain in power as a source of further political and constitutional tension.

Years of war in Gaza, Lebanon and Iran have deepened existing divisions, according to the report, as soldiers return from prolonged combat, many suffering serious psychological trauma.

The military draft dispute has emerged as one of Israel’s sharpest internal fault lines, with resentment growing over exemptions for ultra-Orthodox men following repeated reserve mobilizations.

The assessment also points to Israel’s growing international isolation, including eroding support in the US, as another factor that could deepen internal instability.

But yeah, it's not like this means civil war is imminent. It's "factors that could lead to" and the circumstances of things are always in motion.