Following the alleged widespread circulation of a “guess paper” from which 120 questions matched the actual NEET-UG 2026 question paper, the Rajasthan Special Operations Group (SOG) traced back the trail to reach the origin of the leak. The Group found a handwritten “guess paper” with 60 questions matching the actual exam word‑for‑word.

The CBI started its investigation with the major test-prep centre in Rajasthan as one of the key places under its lens. A team also started gathering data on who and how many people accessed to the soft copy of the ‘guess’ paper on WhatsApp.

Officials say the leak originated in Nashik, Maharashtra, before spreading through WhatsApp groups and Telegram channels, including one named “Private Mafia” with nearly 400 members. Rajasthan’s Special Operations At least 45 people have been detained, with the alleged master.

The decision to scrap the country’s largest medical entrance examination was taken with the approval of the Government of India after investigative inputs from central agencies and law enforcement authorities reportedly raised serious concerns over the integrity of the examination process.

The Centre has now handed over the case to the Central Bureau of Investigation (CBI) for a comprehensive probe into the alleged leak and related irregularities. 

According to government sources, investigators have managed to trace the alleged paper leak chain, with the network reportedly originating from a meeting of racket members in Nashik, Maharashtra.