CBSE is a organization tracked across 3 threat clusters and 7 intelligence report mentions on ThreatCluster. First observed May 30, 2026; most recent activity June 4, 2026.
On May 31, 2026, Congress leader Jairam Ramesh reported that answer sheets of approximately 20 lakh (2 million) Class 12 students from the Central Board of Secondary Education (CBSE) were publicly accessible online,…
A panel from IIT Madras and IIT Kanpur discovered that AI tools, including Claude, were used to identify vulnerabilities in the CBSE's on-screen marking (OSM) portal. This breach raised concerns about the security…
On May 30, 2026, the CBSE revaluation portal was compromised, allowing approximately 50 students to manipulate fee displays through a vulnerability in the HDFC payment gateway. Fees fluctuated dramatically from Re 1 to…