CVE-2018-11401
In SimpliSafe Original, RF Interference (e.g., an extremely strong 433.92 MHz signal) by a physically proximate attacker does not cause a notification.
Date published : 2018-05-24
https://simplisafe.com/files/pdf/SimpliSafe_advisory_8-17-18.pdf
https://www.simpleorsecure.net/simplisafe-security-advisory/