Singapore's Parliament is set on Monday to debate a proposed law to counter foreign interference that has sparked concerns from opposition parties, rights groups, and experts about its broad scope and limits on judicial review.

The city-state says it is vulnerable to foreign meddling. The measure, which comes after a far-reaching law targeting fake news in 2019, is likely to be passed, as the ruling party has a majority in Parliament.

The new law will give authorities powers such as...