The couple shared the adorable family photograph on Instagram with a heartwarming caption: "Our brightest Diwali yet… ❤️✨ Wishing everyone love, light and happiness."
In the festive picture, the family was seen dressed in colour-coordinated traditional outfits.
Katrina looked radiant in a festive yellow salwar suit, while Vicky complemented her look in a beige kurta.
Their little one also stole the spotlight in a yellow waistcoat paired with a beige kurta, matching his parents' festive attire.
The couple announced the birth of their son on November 7, 2025.
Actress Triptii Dimri was among those who reacted to the photograph, commenting: "Such a cutieeee."
Director Karan Johar wrote: "Such a cutie!!!!!! Happy Birthday Vihaan."
Actress Kajol wrote in the comment section, "Awwwwwww."
Actress Alia Bhatt said: "Ufffffffffffff."