Browsing: Gyazo

Japanese software company Helpfeel has confirmed a data breach on its screenshot-sharing platform Gyazo, in which attackers exploited a vulnerability in its image upload server, stealing approximately 23.62 million user records and metadata tied to hundreds of millions of images.

A screenshot tool that most people use without a second thought just became one of the biggest data breach stories of September 2026. Helpfeel Inc., the Kyoto-based company behind the widely used image-sharing service Gyazo, confirmed on September 16 that an attacker broke into its systems five days earlier and walked away with roughly 23.62…

Japanese software company Helpfeel is notifying Gyazo users about a data breach that compromised 23 million user records. Attackers gained unauthorized access by exploiting a vulnerability in the service’s image upload server.