The blast took place at approximately 8:00 p.m. local time on the ground-floor terrace of one of Moscow's iconic Stalin-era skyscrapers located at Kudrinskaya Square. Officials noted that the injured individuals sustained wounds of varying severity.

Investigation underway

Emergency personnel and investigative teams rushed to the site, which was quickly cordoned off by heavily armed law enforcement officers.

Russian state media outlets indicated that a faulty gas cylinder might have triggered the explosion, though this theory has not yet received independent verification.

Blast at upscale restaurant

Law enforcement sources speaking to the Baza news agency identified the blast site as the high-end Balzi Rossi Italian restaurant. According to information posted on the establishment's official website, the restaurant was closed to the general public on Saturday to host a private function.