Helpfeel

Reported Context (2)

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 Week in review: Gyazo breach exposes 23.6M user records, TASK#STOMP steals documents
On September 16, 2026 Helpfeel (formerly Nota) disclosed a breach affecting Gyazo, its cloud-based screenshot and screen-recording sharing service. Gyazo Breach Exposes 23.62 Million User Records and 490 Million Image Metadata Records

CVE (4)

Malware (4)

People (4)

Threat Actors (1)

Vendors (5)

Products (7)

Tools (2)

Industries (2)

Countries (10)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.