Airtel fixed a security flaw with its mobile app that could expose data of over 32 crore subscribers. The flaw resides with their API used to fetch sensitive data of Airtel subscribers.
The bug was reported by an independent security researcher Ehraz Ahmed, he claims that “sensitive user information” can be exposed. Airtel confirmed the bug and it was addressed.
https://cybersecuritynews.com/airtel-security-flaw/