Sunday, 13 September 2026
8 agent hacks today 8 vs yesterday (0)

Calendar invite hijacks Gemini to control smart home devices

SafeBreach researchers showed at Black Hat that instructions hidden in a Google Calendar invitation could make Gemini open windows, turn on appliances, leak emails and start video calls when a user later asked it to summarise their schedule.

Occurred 1 February 2025 · Disclosed 6 August 2025 · Record updated 13 September 2026

Impact

Physical-world actions via Google Home and data exposure for any Gemini user who accepted invites. Google said it deployed mitigations before publication.

Our coverage

Sources

  1. wired.comhttps://www.wired.com/story/google-gemini-calendar-invite-hijack-smart-home/
  2. safebreach.comhttps://www.safebreach.com/blog/invitation-is-all-you-need-google-gemini-promptware/