Endpoint Vulnerability

Accessing cross-origin objects via the Alarms API

Description

Mozilla developer Boris Zbarsky reported that a malicious app could use the AlarmAPI to read the values of cross-origin references, such as an iframe's location object, as part of an alarm's JSON data. This allows a malicious app to bypass same-origin policy.

Affected Products

Firefox,Firefox ESR

References

CVE-2014-1583,